It's mean to make jokes about your friend's dancing.
Jane is at a wedding reception and notices her friend Bob started dancing for the first time.
Jane wants to talk to Bob about his dancing.
Jane compliments Bob for his courage to get on the dance floor, and dances with him.
Jane tells Bob he dances like a, 'square', and continues to make jokes about his dancing.
Jane and Bob enjoy each other on the dance floor and Bob embraces Jane.
Bob feels humiliated and stops dancing while him and Jane argue.