<P> Allan Willis ( Andrew Harold Rubin / Jay Hammer ) is the Willis ' only son and older brother of Jenny . Andrew Rubin appears as this character in the first season finale episode entitled `` Jenny 's Low '' ( aired on April 12 , 1975 ) , in which Allan returns from Europe , and is given the `` Cold Shoulder '' by his sister , Jenny ( Berlinda Tolbert ) . Jenny starts staying at the Jeffersons ' apartment as long as Allan stayed at their own home . She was somewhat jealous of Allan turning out to be `` white '' . They eventually reconcile . In the 1978 -- 79 season , which is the fifth season , Allan is now portrayed by Jay Hammer , who joins the cast in a two - part episode of the season opener . Allan returns from New Mexico , while his parents return from Syracuse after Tom 's father dies . Allan is left the Fortune Warehouse in the will and the relationship between Tom and Allan becomes very cold because of his `` happy - go - lucky '' attitude . Allan is well known for his sharp rebuttal against George 's insults and his well - rounded personality . After this season ( 1978 -- 79 ) , Hammer was fired from the show cast , and Mike Evans returned to the series in the fall of 1979 . After that , the way it was described with Allan 's writing out of the storyline that he was residing in Minnesota . Allan was also chosen to be his niece , Jessica Jefferson 's , godfather upon her birth , but Allan supposedly had gotten snowed in , so Harry Bentley was chosen as the proxy . </P>
<P> Allan Willis ( Andrew Harold Rubin / Jay Hammer ) is the Willis ' only son and older brother of Jenny . Andrew Rubin appears as this character in the first season finale episode entitled `` Jenny 's Low '' ( aired on April 12 , 1975 ) , in which Allan returns from Europe , and is given the `` Cold Shoulder '' by his sister , Jenny ( Berlinda Tolbert ) . Jenny starts staying at the Jeffersons ' apartment as long as Allan stayed at their own home . She was somewhat jealous of Allan turning out to be `` white '' . They eventually reconcile . In the 1978 -- 79 season , which is the fifth season , Allan is now portrayed by Jay Hammer , who joins the cast in a two - part episode of the season opener . Allan returns from New Mexico , while his parents return from Syracuse after Tom 's father dies . Allan is left the Fortune Warehouse in the will and the relationship between Tom and Allan becomes very cold because of his `` happy - go - lucky '' attitude . Allan is well known for his sharp rebuttal against George 's insults and his well - rounded personality . After this season ( 1978 -- 79 ) , Hammer was fired from the show cast , and Mike Evans returned to the series in the fall of 1979 . After that , the way it was described with Allan 's writing out of the storyline that he was residing in Minnesota . Allan was also chosen to be his niece , Jessica Jefferson 's , godfather upon her birth , but Allan supposedly had gotten snowed in , so Harry Bentley was chosen as the proxy . </P>
who played the willis 's son on the jeffersons
who played the willis 's son on the jeffersons
Andrew Harold Rubin Jay Hammer
Andrew Harold Rubin Jay Hammer