One celeb is so proud of her sister's cookbook that she's encouraging everyone to get a copy.
And an actor every star-watcher would recognize instantly was out scouting locations - imagine if that happened in your neighbourhood - would you spot them?
Plus another famous star throws out the idea of a Pet Tattoo Day at their own shop - don't forget to weigh in on our poll.
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!