I’m voting for Starburst ‘Bus Station’ because I’m a little lad who loves berries and cream:
UPDATE: a few people have mentioned this:
I absolutely fucking love that ad. When it was on telly I used to rush in from the kitchen to watch it. I heard from a Cannes Grand Prix-winner that it didn’t win as many awards as it should have because it has no humour in it, nothing to puncture the portentous tone. Fuck it. I think it’s up there with the best.