A mixed sex group wear lobster bibs and wield mallets as they dine on crab at a restaurant .
It is highly unlikely that a man is celebrating his birthday by eating lots of lobster with his friends and family .
It is highly unlikely that a man is celebrating his birthday by eating lots of lobster with his friends and family .
It is probably the case that a man is celebrating his birthday by eating lots of lobster with his friends and family .
A man is celebrating his birthday by eating lots of lobster with his friends and family .