If you complete GTA Vice City to 100% you get an outfit called 'Frankie' which is a white t shirt with some text on it (although i'm buggered if i know what it actually said).
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champagnerocker,
Fri 18 Jul 2014, 19:34,
archived)
Cool.
I completed the story line but couldn't be bothered going for 100%.
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Afinkawan Yes I can hear you Clem Fandango,
Fri 18 Jul 2014, 19:56,
archived)