Steppin' Out: Selena Gomez & Katy Perry, Mariah Carey, Zoe Saldana and More!

The estrellas are stepping out today, and we've got the photos to prove it!

1. 112812 Steppin Out Selena Gomez

Belles of the Ball: Katy Perry and Selena Gomez hang out together at the Unicef Snowflake Ball in New York City on November 27.

2. 112812 Steppin Out Mariah Carey

Santa Baby: Mariah Carey and Santa Claus rehearse for Christmas in Rockefeller Center in New York City on November 27. Watch the famous tree lighting extravaganza tonight, November 28 on NBC at 8 PM ET. 

3. 112812 Steppin Out Zoe Saldana

Spirited Bunch: Anna Kendrick, Common and Zoe Saldana attend the 2013 Independent Spirit Awards Nominations Press Conference in Hollywood on November 27.

4. 112712 Steppin Out Eva Mendes

Holiday Love: Ryan Gosling and his girlfriend Eva Mendes walk around New York City on Thanksgiving.

5. 112712 Steppin Out Jessica Alba

Sunday Shopping: Jessica Alba and her daughter Honor Marie Warren head to Crate & Barrel in Los Angeles on November 25.

6. 112712 Steppin Out Nicole Richie

Concert Cuties: Nicole Richie takes daughter Harlow Madden to the Fresh Beat Band concert in Los Angeles on November 24.

7. 112612 Steppin Out Jennifer Lopez

Dubai Duo: Casper Smart and Jennifer Lopez arrive at the Cavalli Club Restaurant and Lounge in Dubai on November 22.

8. 112612 Steppin Out Selena Gomez

Vet Day: Selena Gomez and her mother Amanda Teefey take their dogs to the Encino Veterinary Clinic on November 24.

9. 112612 Steppin Out Bella Thorne

Giving Back: Bella Thorne serves meals to the homeless with the Los Angeles Mission on November 21.

10. 112612 Steppin Out Salma Hayek

Award Winning: Salma Hayek receives the Bambi Award Actress International during the Bambi Awards 2012 in Duesseldorf, Germany on November 22.

11. 112612 Steppin Out Juanes

Big Check: Before their concert at the Barclays Center in Brooklyn on November 24, Juan Luis Guerra and Juanes present Jeramie Williams (center) of the American Red Cross a check for $150,000 to benefit victims of Hurricane Sandry.