Steppin' Out: Jennifer Lopez & Casper Smart, Selena Gomez, Nicole Richie and more

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

1. 112112 Steppin Out Jennifer Lopez

Turkey Day: Casper Smart and Jennifer Lopez watch belly dancers perform at a nightclub in Istanbul, Turkey on November 15.

2. 112112 Steppin Out Selena Gomez

All Day I Dream About Selena: Selena Gomez attends the Adidas NEO news conference on November 20 in Los Angeles.

3. 112112 Steppin Out Nicole Richie

Gym Dandy: Nicole Richie heads to a Studio City gym a few days before Thanksgiving.

4. 112012 Steppin Out Selena Gomez

ER Visit: Selena Gomez made a precautionary trip to the emergency room at a hospital in Encino, California on November 19.

5. 112012 Steppin Out Camila Alves

Visiting the Husband: A very pregnant Camila Alves visits her husband Matthew McConaughey (not pictured) on the set of his new movie Dallas Buyers Club in New Orleans on November 19.

6. 112012 Steppin Out Adriana Lima

Holiday Angels: Victoria's Secret Angels Candice Swanepoel, Lily Aldridge, Adriana Lima and Miranda Kerr attend the Victoria's Secret Angel Holiday Celebration in New York City on November 19.

7. 111912 Steppin Out Christina Aguilera

XO Xtina: Christina Aguilera receieves a big hug and kiss from Pitbull after the two performed together during the 40th American Music Awards on November 18 in Los Angeles.

8. 111912 Steppin Out Selena Gomez

Caught in the Act: Justin Bieber and Selena Gomez meet for dinner at Yamato in Encino, California on November 16, a few days after their split went public.

9. 111912 Steppin Out Cassie

Buzzed: Cassie and Rihanna, with their similarly shaved heads, chat at the VIP Room in Paris on November 17.

10. 111912 Steppin Out Salma Hayek

Fierce Fans: Francois-Henri Pinault and his wife Salma Hayek get animated while cheering during the Paris Saint-Germain soccer match in Paris on November 17.

11. 111912 Steppin Out Mariah Carey

Teen Time: Mariah Carey and Swizz Beatz attend Nickelodeon's 2012 TeenNick HALO Awards at Hollywood Palladium on November 17 in Hollywood. Watch the show tonight on Nick at Nite on 8 PM ET.