 Rihanna explains what they do when they get to a city : " Sometimes we get to the city that morning . We sometimes come straight to the venue . We pull up , everybody comes out , you shower , then you do your sound check . Then it 's time to get ready . Hair , makeup , that 's the fun part . " Rihanna then shows her dressing room , makeup artists and costumes . She explains how she loves wearing black on stage because she is " good girl gone bad and black is kind of gothic and rock n ' roll " . Rihanna explains how she is nervous before the beginning of the show because of the atmosphere where all of her fans are screaming her name . According to her , the beginning of the show is up @-@ tempo and loud , before becoming a little bit " mellow " at the middle of it . The show then gets " on party " again with their techno club set @-@ list . The encore consists of " Question Existing " and " Umbrella " . According to Rihanna , " Question Existing " is a very personal song which American singer Ne @-@ Yo wrote " on behalf of entertainers " . She concluded that it is very hard for her to call herself a superstar . The Documentary Feature ends with Rihanna announcing that in the end of 2008 she will be hitting the studio again and " she won 't be away for too long " . 
