When you go to bed with a stunning blonde and wake up next to fat Bob's granny. It is then that it dawns on you that when purchasing your beer goggles you REALLY should have gone to specsavers.
Guy1: Dang, i swear she at least had legs when we was in the club
Guy2: Yeah....You should have gone to Specsavers.....
A bloody annoying advert on BritishTelevision and if somebody says anything to do with they can't see something, you'll get the classic response of "Should have gone to Specsavers"