Everyone in the UK is using this phrase just now. Basically, if someone is annoying you and you want them to get lost, you just say the six magic words...it drives them nuts. Example: You are the weakest link.... Go.
YOU ARE THE WEAKEST LINK.... G
Meaning of YOU ARE THE WEAKEST LINK.... G in English
Slang English vocab. Английский сленговый словарь. 2012