Doing a Blair Mullen is perfectly acceptable in soceity, within Falkirk.
A Blair Mullen consists of;
Dancing around, like a fool to heavy dance music.
Thinking you look cool, whilst doing the above.
Person 1: Jackson done the Blair Mullen last night, looked like a right bellend.
Person 2: haha really? what a idiot.
Person 1: Yeah, he did look an idiot. Thought he looked cool infront of the girls aswell.