One mega-popstar jokes about having a baby - but can we ever ignore or disbelieve such a tweet?
Boy bands come and go and few may expect them to last a long time. But one member of one particularly famous band reminds us that some friendships can endure the trials and tribulations of time.
Plus a star makes a joke after getting mixed up with another celeb one time too often - who can keep them all straight, right?
Have you been watching your tweets this week? Take our 'Who Tweeted That?' quiz and see if you can match up the celebs with their tweets - answers at the end!