<Table> <Tr> <Th> No . overall </Th> <Th> No. in season </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original air date </Th> <Th> U.S. viewers ( millions ) </Th> </Tr> <Tr> <Th> 69 </Th> <Td> </Td> <Td> `` Up In Smoke '' </Td> <Td> Elizabeth Allen </Td> <Td> Patti Carr & Lara Olsen </Td> <Td> September 13 , 2011 ( 2011 - 09 - 13 ) </Td> <Td> 1.61 </Td> </Tr> <Tr> <Td colspan="7"> The gang tries to adapt to life after high school . Naomi has spent the summer dealing with her break - up with Max after finding out she is n't pregnant . After she quickly discovers she does n't have the status at college that she did in high school , she decides to throw a party in her new mansion . Unfortunately her party does n't end well when the cops arrived . Annie reveals that Debbie has gone to live in Paris with Ryan and receives some unexpected news that keeps her in town , while Liam returns from his summer away ready to commit to Annie . However Annie refuses . Meanwhile , Dixon finds himself without a roommate or a place to live after Navid ruins his chance of finding a dorm on campus , and makes a big decision about his future to concentrate on his music career . Things get complicated for Navid when his younger trouble making sister Leila ( guest star Summer Bishil ) moves in with him and Silver . Adrianna comes back to town looking to mend her friendships , which she learns will be hard to earn back but ends up in bed with Dixon 's roommate , a brash Texan named Austin who has a hostile encounter with Naomi . Elsewhere , Ivy and Raj struggle to deal with Raj 's health problems , while Teddy ( guest star Trevor Donovan ) struggles with coming out to his family . </Td> </Tr> <Tr> <Th> 70 </Th> <Td> </Td> <Td> `` Rush Hour '' </Td> <Td> Elizabeth Allen </Td> <Td> Terrence Coli </Td> <Td> September 20 , 2011 ( 2011 - 09 - 20 ) </Td> <Td> 1.47 </Td> </Tr> <Tr> <Td colspan="7"> Liam decides to keep the beachside bar he bought and details of what happened during his mysterious fishing job are revealed as an unexpected woman , named Jane , from his summer arrives . Meanwhile , Naomi coerces Annie into pledging for a sorority with her . Leila , Navid 's sister , is kidnapped , which forces him and Silver to enlist in Adrianna 's help . Dixon , on a tight schedule , struggles to prepare a demo CD for a producer he 's meeting . Annie 's fight for her inheritance from the late Marla Templeton hits a snag when it 's revealed that her new boyfriend , Jeremy , is in fact a lawyer and Marla 's estranged grandson , and is in town to contest her will as well as sue Annie . Dixon ends up taking his roommate Austin 's ADHD medication at his suggestion in order to complete the CD ... foretelling a future drug addiction . Leila is found alive and well with her shady boyfriend , whom she 'd made a fake ransom video with to get money for them to run away together and open a tattoo parlor . Leila refuses to believe Navid or Silver that her boyfriend is using her and he later threatens Navid that he and Leila will run away together unless he forks over a bribe of $75,000 . Navid turns to his evil and a crooked uncle for a ' no - strings - attached ' loan to get Leila 's boyfriend out of the picture . After a series of difficult tests , Naomi does n't make it in the sorority as it 's revealed that she had outbid the sorority for the house she recently bought and that their president Holly wanted revenge . Annie , however , makes it in and is about to quit when Naomi demands she stay in the sorority to help her take it down . </Td> </Tr> <Tr> <Th> 71 </Th> <Td> </Td> <Td> `` Greek Tragedy '' </Td> <Td> Rob Hardy </Td> <Td> Paul Sciarrotta </Td> <Td> September 27 , 2011 ( 2011 - 09 - 27 ) </Td> <Td> 1.58 </Td> </Tr> <Tr> <Td colspan="7"> Naomi is determined to get revenge on Holly for humiliating her and starts her own ' geek ' sorority . Meanwhile , Annie needs to figure out how to make money quickly to pay for sorority - related dues as well as her legal issues in which she meets a fellow CU student , named
<Table> <Tr> <Th> No . overall </Th> <Th> No. in season </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original air date </Th> <Th> U.S. viewers ( millions ) </Th> </Tr> <Tr> <Th> 69 </Th> <Td> </Td> <Td> `` Up In Smoke '' </Td> <Td> Elizabeth Allen </Td> <Td> Patti Carr & Lara Olsen </Td> <Td> September 13 , 2011 ( 2011 - 09 - 13 ) </Td> <Td> 1.61 </Td> </Tr> <Tr> <Td colspan="7"> The gang tries to adapt to life after high school . Naomi has spent the summer dealing with her break - up with Max after finding out she is n't pregnant . After she quickly discovers she does n't have the status at college that she did in high school , she decides to throw a party in her new mansion . Unfortunately her party does n't end well when the cops arrived . Annie reveals that Debbie has gone to live in Paris with Ryan and receives some unexpected news that keeps her in town , while Liam returns from his summer away ready to commit to Annie . However Annie refuses . Meanwhile , Dixon finds himself without a roommate or a place to live after Navid ruins his chance of finding a dorm on campus , and makes a big decision about his future to concentrate on his music career . Things get complicated for Navid when his younger trouble making sister Leila ( guest star Summer Bishil ) moves in with him and Silver . Adrianna comes back to town looking to mend her friendships , which she learns will be hard to earn back but ends up in bed with Dixon 's roommate , a brash Texan named Austin who has a hostile encounter with Naomi . Elsewhere , Ivy and Raj struggle to deal with Raj 's health problems , while Teddy ( guest star Trevor Donovan ) struggles with coming out to his family . </Td> </Tr> <Tr> <Th> 70 </Th> <Td> </Td> <Td> `` Rush Hour '' </Td> <Td> Elizabeth Allen </Td> <Td> Terrence Coli </Td> <Td> September 20 , 2011 ( 2011 - 09 - 20 ) </Td> <Td> 1.47 </Td> </Tr> <Tr> <Td colspan="7"> Liam decides to keep the beachside bar he bought and details of what happened during his mysterious fishing job are revealed as an unexpected woman , named Jane , from his summer arrives . Meanwhile , Naomi coerces Annie into pledging for a sorority with her . Leila , Navid 's sister , is kidnapped , which forces him and Silver to enlist in Adrianna 's help . Dixon , on a tight schedule , struggles to prepare a demo CD for a producer he 's meeting . Annie 's fight for her inheritance from the late Marla Templeton hits a snag when it 's revealed that her new boyfriend , Jeremy , is in fact a lawyer and Marla 's estranged grandson , and is in town to contest her will as well as sue Annie . Dixon ends up taking his roommate Austin 's ADHD medication at his suggestion in order to complete the CD ... foretelling a future drug addiction . Leila is found alive and well with her shady boyfriend , whom she 'd made a fake ransom video with to get money for them to run away together and open a tattoo parlor . Leila refuses to believe Navid or Silver that her boyfriend is using her and he later threatens Navid that he and Leila will run away together unless he forks over a bribe of $75,000 . Navid turns to his evil and a crooked uncle for a ' no - strings - attached ' loan to get Leila 's boyfriend out of the picture . After a series of difficult tests , Naomi does n't make it in the sorority as it 's revealed that she had outbid the sorority for the house she recently bought and that their president Holly wanted revenge . Annie , however , makes it in and is about to quit when Naomi demands she stay in the sorority to help her take it down . </Td> </Tr> <Tr> <Th> 71 </Th> <Td> </Td> <Td> `` Greek Tragedy '' </Td> <Td> Rob Hardy </Td> <Td> Paul Sciarrotta </Td> <Td> September 27 , 2011 ( 2011 - 09 - 27 ) </Td> <Td> 1.58 </Td> </Tr> <Tr> <Td colspan="7"> Naomi is determined to get revenge on Holly for humiliating her and starts her own ' geek ' sorority . Meanwhile , Annie needs to figure out how to make money quickly to pay for sorority - related dues as well as her legal issues in which she meets a fellow CU student , named
when does liam come back in season 2
when does liam come back in season 2
`` Up In Smoke ''
`` Up In Smoke ''