Adam Lambert has a new astrologically themed tattoo.

+ Check out Adam Lambert's new tattoo. "It represents my Astrological Birth Chart, along with Pagan, Buddhist, and Greco-Roman Archetypes related to balance and the life cycle," he tweeted. DEEP! (Just Jared)

+ Joe Jonas released a new video for "All This Time," which features concert and other tour footage, including lots of fan interaction. The song hails from his solo effort, Fastlife. (Just Jared Jr.)

+ Rihanna's Unapologetic topped the Billboard 200 chart in its debut week, AND it's her first album to officially hit No. 1 in the U.S. Ri also just scored her 12th No. 1 single with "Diamonds" last week. (Billboard)

+ Aw, Miley Cyrus has added a new member to her canine kingdom (she already has four dogs, and PETA also kinda gave her a 20th birthday pig). Check out photos of new pup Penny Lane. (Idolator)

+ Whitney Houston and Bobby Brown's daughter Bobbi Kristina will make her public singing debut during the Lifetime reality show "The Houstons: On Our Own" tonight at 9 p.m. ET. Watch the preview. (MTV News)

+ Watch Skylar Grey's NSFW lyric video for "C'mon Let Me Ride" featuring Eminem, who is also producing her upcoming album, Don't Look Down. The song drops Dec. 11 and the album is slated for Spring 2013. (RapFix)

+ Congratulations to Backstreet Boys' AJ McLean and wife Rochelle Deanna Karidis! Their new baby girl Ava Jaymes was born early yesterday morning. (Just Jared)

Photo credit: Adam Lambert's Instagram