Say What is your guide into what has been happening in the world of celebrity on social media.

Blink and you'll miss a tweet. Scroll too fast and that all important selfie will never dazzle your eyes. Don't panic, as we have this weekly guide on what your favourite celebrities have been up to on social media. Here is what has been happening this week -

The next Kardashian generation

How cute are the Kardashian kids. Kim Kardashian West posted this adorable picture of her daughter North with cousins Penelope and Mason. Kim said: "Missing these three sooooooo bad!!!!" Kourtney Kardashian, who is mum to Penelope and Mason, is due to give birth to her third child next month.

Sporting superstars

Tennis star Rafa Nadal posed for pictures with Brazilian footballing legend Ronaldo. The duo were taking part in a charity poker game which Nadal naturally declared he was the winner of - he always win, well almost always.

Mollie's in New York

The Saturdays singer Mollie King has been living it up in New York city this past week. The star has been sharing pictures of her trip on Instagram and she said: "Love this city." We have to admit, we wish we could join her.

Letting his hair down

Made in Chelsea's Proudlock has been letting his hair down, quite literally. The reality TV star posted this selfie without his hair tied back. We have to admit we don't know how we feel about Proudlock's long locks, we think we prefer his hair tied back...what about you?

Girls just wanna have fun

Former Pussycat Doll Ashley Roberts and TV presenter Laura Whitmore have been clowning around inside a supermarket. The pair posed with funny Muppets masks and singer Ashley said: "Supermarkets beward." The girls look like they are having a lot of fun.

Fresh faced

Lady Gaga posted this fresh faced snap of herself on Instagram earlier this week. The singer, who has played the SSE Hydro in Glasgow twice over the last few weeks, looked amazing with not her usual stage make-up - don't you agree?

Baby love

How cute is Kerry Katona's youngest tot? Her fiancé George Kay posted this picture and said: "My girls having a ball in Costa...#beautiful." Kerry gave birth to her first child with her fiancé back in April. Dylan-Jorge Rose is the youngest of Katona's children as she is also mum to daughters Molly and Lilly-Sue from her marriage to former Westlife star Brian McFadden, and daughter Heidi and son Max from her marriage to Mark Croft.

Quite the celebrity hang out

Justin Bieber never says much when he posts pictures, but the images he shares with fans are always pretty epic. Like this snap which features him with rap mogul Jay-Z and comedian Kevin Hart. We wonder what they were chatting about.

Kourtney's baby shower

Kourtney Kardashian had her baby shower this week which was held at ihop. How good does that cake look? The reality TV star is due to give birth to her third child next month. Kourtney and partner Scott Disnick are already parents to Mason (4) and Penelope (2).

Baby makes music

McBusted Tom Fletcher shared this adorable picture of his son Buzz playing a mini piano on Instagram. Seriously how cute is he? The baby of course.