Continuing their recent trend of supporting each other professionally, Beyonce and Kelly Rowland posed for a friendly picture together as they supported Jay-Z and Kanye West — collectively known as The Throne — at their official “Watch the Throne” album release party last night at the Hayden Planetarium at the American Museum of Natural History.

Also spotted at the album release party was Beyonce’s sister Solange, actress Jada Pinkett-Smith, rappers Q-Tip and Busta Rhymes, and NYC hotel mogul Andre Balazs.

Check out the pics below!

The 2010 Hennessy Artistry Concert Series went down this past Thursday night (Oct 14) in New York City, and featured performances from Mary J. Blige, Erykah Badu, Eve, Ron Isley and others. (Bobby Brown even hit the stage!)

Other celebs at the event were Trina, Melanie Fiona, Selita Ebanks, Anthony Mackie and more. Check out 15+ pics of everyone below (and when you continue reading)!!

Rapper/actor Common is currently promoting his new movie “Just Wright” and was spotted with actress Sofia Vergara at the Stanton Social 5 Year Anniversary earlier today (Wed. May 12) in New York City.

TV personality Mario Lopez signed copies of his new book “Extra Lean” at a Barnes & Noble book store yesterday (Tues. May 11) in Huntington Beach, CA.

Actor/rapper LL Cool J hosted a book signing of his own for his “Platinum 360 Diet and Lifestyle” health & fitness book Tuesday at a New York City Barnes & Noble.

R&B singing group Boyz II Men performed live in concert over the pond in Bournemouth, England Tuesday at O2 Academy.

Troubled golfer Tiger Woods addressed the media Monday (May 10) at the Aronimink Golf club in Newton Square, Pennsylvania for AT&T National Media Day. New reports regarding his marriage claim that his wife Elin Nordegren is going through with the divorce and Tiger is lawyering up so that he can make sure she doesn’t take the kids with her permanently when she moves back to Sweden.

Actor/rapper Q-Tip hit up the “Holy Rollers” premiere at Landmark’s Sunshine Cinema Monday in NYC.

Actress Mary-Kate Olsen was also at the “Holly Rollers” premiere in New York Monday.

Actress/singer Naturi Naughton was on hand for the 2nd Annual on the Go Beauty Mother’s Day Event at Gavert Atelier Saturday (May 8) in Beverly Hills.

And R&B singer Toni Braxton was busy in Berlin, Germany last Friday (May 7) working the red carpet at the Duftstars 2010 Awards. Her new album Pulse dropped last Tuesday and is in stores and online now.

Rappers Jay-Z and Q-Tip both took the stage Friday night (Jul 31) at Liberty State Park in Jersey City, NJ and performed at the 2009 All Points West Music & Arts Festival.

According to reports, Jay-Z, who filled in for the Beastie Boys, opened his show with his very own rendition of the Beasties’ 1986 classic “No Sleep Till Brooklyn.” He later dedicated his entire 80-minute set to Adam “MCA” Yauch of the Beastie Boys, who recently announced that he was diagnosed with cancer.

PHOTOS: GETTY IMAGES

Diddy crashed Q-Tip‘s set Saturday afternoon (Jul 18) as Q performed at Central Park’s SummerStage concert in New York City. WTF was Sean John doing? He knows he can’t dance to save his life lmao!

PHOTOS: GETTY IMAGES

Rock star Lenny Kravitz attended a photocall announcing his upcoming “Let Love Rule 2009″ UK tour at The Cadogan Hotel early Wednesday (Jun 24) in London.

Al B. Sure and his son Lil B. Sure performed together at J&R Music And Computer World Wednesday (Jun 24) in New York City.

Female rapper Rah Digga and Kolby Smith of the Kansas City Chiefs attended the 2009 NBA Draft Classic Tuesday (Jun 23) in New York City.

Actress Rosario Dawson can be seen here as she arrives at the 2009 Los Angeles Film Festival’s & Universal Pictures’ premiere of “Public Enemies” at the Mann Village Westwood Theater Tuesday (Jun 23) in the Westwood district of Los Angeles.

Wu Tang clan member RZA attended the afterparty for “Public Enemies” at the Hammer Museum Tuesday (Jun 23) in Los Angeles.

Actor Samuel L. Jackson and Sir Richard Branson posed for a pic on the red carpet of the Virgin Atlantic Red Hot Party at Tribeca Rooftop Monday (Jun 22) in NYC. Sir Branson is the founder/owner of the Virgin brand.

Q-Tip and Funkmaster Flex stopped for a picture at the launch party for The Nightlife Preservation Community at M2 Ultra Lounge Monday (Jun 22) in New York City.

PHOTOS: GETTY IMAGES / FILM MAGIC / WIRE IMAGE

Rapper and former A Tribe Called Quest member Q-Tip celebrated his 39th birthday Friday night at the Santos Party House in New York City. The celebrity guest list included the likes of Beyonce, Jay-Z, Diddy and more. Continue reading for pics from Q-Tip’s party!

PHOTOS: WIRE IMAGE