Steppin' Out: Jennifer Lopez, Casper Smart & Emme Muniz, Sofia Vergara and more

1. 083112 Steppin Out Jennifer Lopez

Just Add Water: Jennifer Lopez (right) enjoys a day at the hotel pool with boyfriend Casper Smart and her twins Emme (pictured) and Max Muniz (not pictured) in Miami on August 30.

2. 083112 Steppin Out Sofia Vergara

Love, Love: Sofia Vergara (right) and her recently confirmed fiancé Nick Loeb watch a tennis match during the US Open tennis tournament in Flushing Meadows, New York on August 30. 

3. 083112 Steppin Out Alessandra Ambrosio

Santa Monica Snuggle: Alessandra Ambrosio holds her baby son Noah Phoenix Ambrosio Mazur while strolling through a Santa Monica park on August 30.

4. 083012 Steppin Out Camila Alves

Little Princess: Pregnant Camila Alves takes her two children Levi McConaughey and Vida McConaughey (in a pink crown) to brunch in New York City on August 29.

5. 083012 Steppin Out Nicole Richie

Smells Good: Nicole Richie presents her new fragrance 'Nicole' at Macy's Glendale Galleria on August 29 in Glendale, California.

6. 083012 Steppin Out Adrienne Bailon

Sounds of Summer: RaVaughn Brown, Ne-Yo and Adrienne Bailon attend the Pepsi/Billboard Summer Beats concert at Gotham Hall on August 29 in New York City.

7. 082912 Steppin Out Michelle Rodriguez

Bloody London: Michelle Rodriguez has blood on her forehead when taping Fast & Furious 6 in London on August 28.

8. 082912 Steppin Out Sofia Vergara

Blue in the Afternoon: Sofia Vergara heads to a taping of Good Afternoon, America in New York City on August 28.

9. 082912 Steppin Out Jordana Brewster

Sister Smiles: Jordana Brewster and her sister Isabella Brewster eat lunch at Lemonade in West Hollywood on August 28. Isabella recently broke up with Russell Brand when he began dating Spice Girl Geri Halliwell after meeting at the London Olympics.

10. 082812 Steppin Out Zoe Saldana

Red Hot: Zoe Saldana grabs coffee with a friend in Los Angeles on August 24.

11. 082812 Steppin Out Selena Gomez

Sweet Tooth: Selena Gomez enjoys a lollipop while on the set of Parental Guidance in Los Angeles on August 26.

12. 082812 Steppin Out Cameron Diaz

After Gym Snack: Cameron Diaz sips on a smoothie after going to the gym in New York City on August 27.

13. 082712 Steppin Out Benicio del Toro

All For Baby: Kimberly Stewart and Benicio del Toro take their daughter Delilah del Toro to a friend's house in Los Angeles on August 25.

14. 082712 Steppin Out Camila Alves

Dog Walk: Camila Alves and her husband Matthew McConaughey take their children Vida McConaugheyLevi McConaughey and their new puppy for a walk in New York City on August 26.

15. 082712 Steppin Out Selena Gomez

Date Night: Justin Bieber and his girlfriend Selena Gomez arrive at a show in West Hollywood on August 25.

16. 082712 Steppin Out Christina Milian

Bikini Babe: Christina Milian showed off her new bikini line at a beach house in Malibu on August 24.

17. 082712 Steppin Out Paulina Rubio

Paulina Performs: Paulina Rubio sings her hit song 'Mio' during the Univision Radios H2O Music Festival at Los Angeles State Historical Park on August 25.