Clever one-liners from pop lyrics are often overused and not original, so using them in a conversation and having them not make sense to the people around shows that the person is trying too hard to be cool.
Consider the staetement "I'm always bummed when I use a clever one-liner from old pop lyrics...and nobody gets it". Based on this statement, is "I feel cool when I use a clever one-liner from old pop lyrics and it doesn't even make sense to the people around me." a true statement? Yes/no/unknown