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Rihanna rules London, Cheryl Cole unveils her new shoe collection and Katy Perry's spotted with a mystery male - it's time for our round-up of all the best pictures from the last week.
Beyonce and her new baby Blue Ivy Carter were seen for the first time as the 'Love On Top' singer dined out at an Italian restaurant in New York with husband Jay-Z.
Cheryl Cole launches StylistPick's pop-up shop at Westfield in London. The singer is on the verge of releasing her second line of shoes for the online brand.
Members of the England squad posed for a picture with JLS' Marvin Humes, Aston Merrygold, JB Gill and Oritsé Williams as they all attended the England Footballers Foundation Lions and Roses Charity Dinner 2012 in aid of Help For Heroes and Cancer Research UK in London. Picture: Getty
Katy Perry was among a star-studded line-up of guests at the 20th Annual Elton John AIDS Foundation's Oscar Viewing Party in Los Angeles.
Nicki Minaj performed her new song 'Starships', as well as several other hits, during the 2012 NBA All-Star Game at the Amway Center in Florida.
A boxer-dressed Jennifer Lopez opens up about her personal life, her failures, her family and the Latin community in a 12 page spread for V magazine. Picture: Mario Testino www.Vmagazine.com.
Nicole Scherzinger performed a gig at Cirque Du Soir nightclub at the Fairmont Hotel in Dubai. Picture: Big Pictures
Lady Gaga walks through the campus prior to the launch of the Born This Way Foundation at Harvard University. The organisation was co-founded with the star's mother, and is designed to help the world a better place. Guests at the launch included TV host Oprah Winfrey.
Chris Brown was also on the line-up and was one of several special guests who joined Pitbull during his halftime at the 2012 NBA All-Star Game.
Rochelle Wiseman and Marvin Humes enjoyed a romantic dinner together at C Restaurant, London this week following reports - later revealed to be false - that they had decided to postpone their wedding. Picture: Goff Photos
Katy Perry appeared on the cover of Interview magazine. The 'Part Of Me' singer is interviewed by comedian Kristen Wiig for the March issue of the magazine. Picture: Mikael Jansson www.interviewmagazine.com
Tulisa was pictured with American singer-songwriter The Dream in Miami. The N-Dubz star is currently busy in America working on her debut solo album, which is due to be released later this year. Picture: Splash
Rihanna was spotted leaving a music studio late at night looking tired following a busy day in the singing booth. Speculation mounted that the singer may have been working on a guest appearance for Cheryl Cole's new solo album. Picture: Wenn
Rihanna was pictured wearing a jumper bearing the face of the late Elizabeth Taylor as she left her hotel in London this week. The singer has taken up residency in the capital while she works on several ongoing projects. Picture: Goff Photos
Danny O'Donoghue, Tom Jones, Jessie J and Will.I.Am - the panel on The Voice UK - pose together for the first time during a photocall at Soho Hotel in London.
Tulisa Contostavlos showed off her bikini body as she hit the beach in Miami. Picture: Big Pictures
Rihanna got up close and personal with some of her most hardcore fans when she left her London hotel. The singer, who was heading to the recording studio, paused to pose for pictures and sign autographs. Picture: Flynett
Chris Brown took his seat courtside during the 2012 NBA All-Star Game in Florida. The 'Turn Up The Music' singer was spotted cheering throughout the ball game from his seat.
Jennifer Lopez wore an eye-catching outfit with plunging neckline as she attended the coveted Vanity Fair party at this year's Academy Awards in Los Angeles.
Nicki Minaj greeted people courtside during the 2012 NBA All-Star Game at the Amway Center in Florida.
Dappy poses for a picture with Queen's Brian May in London. The N-Dubz star has collaborated with the legendary guitarist on his new single 'Rockstar', which is a contender for the number one spot on this week's Vodafone Big Top 40. Picture: Goff Photos
Tulisa Contostavlos took a break from recording her debut solo album to visit Disney World in Florida with friends. The singer was pictured wearing Minnie Mouse ears during the day trip to Magic Kingdom park. Picture: Splash
Katy Perry was spotted walking alongside a mystery man at Los Angeles International Airport. The pictures sparked rumours that the singer had moved on from ex-husband Russell Brand, but the man was later revealed to be her stylist. Picture: Goff Photos
Nicki Minaj and Ricky Martin have formed an unlikely alliance for Viva Glam M.A.C. Picture: M.A.C
Tinchy Stryder joined the likes of Florence & The Machine and Kasabian as he stepped onto the red carpet at the NME Awards, which were held at the Brixton Academy in London.
Rihanna was seen leaving her hotel to film The Jonathan Ross Show in London. The 'You Da One' singer wore studded hot pants for the trip, but made sure she kept her legs warm in a pair of knee high boots.
Stooshe on the red carpet at the NME Awards 2012.
Florence Welch of Florence & The Machine was the big winner at the NME Awards in London, taking home two prizes, including Best Female.
The Wanted Perform in Birmingham as part of their UK Tour.
After a busy day attending fashion shows in Paris, Katy Perry has dinner at prestigious "La Maison du Caviar" restaurant in Paris. Picture: Goff Photos
Rihanna spotted arriving at LAX after a busy few weeks in London. Picture: Goff Photos