On Friday, Rachel Zoe was back on the grind as she appeared on Extra at The Grove in Los Angeles to talk about her new line of ladies' underwear and rings with host Maria Menounos.

While 41-year-old celebrity stylist was busy, her adorable son Skyler was with his nannies at the park and met a new playmate. When mommy's away, the son will play!

She's glowing!

Nothing could ruin Maria Shriver's day as she and her bright smile enjoyed being out and about in Brentwood on Friday.

The 57-year-old mother of four has been in headlines recently thanks to her ex-husband Arnold Schwarzenegger as he has come out and said that she's still the love of his life and they're getting along quite well. Could a reconciliation be in the works for her and The Last Stand star?

She's glowing!

Nothing could ruin Maria Shriver's day as she and her bright smile enjoyed being out and about in Brentwood on Friday.

The 57-year-old mother of four has been in headlines recently thanks to her ex-husband Arnold Schwarzenegger as he has come out and said that she's still the love of his life and they're getting along quite well. Could a reconciliation be in the works for her and The Last Stand star?

Miley Cyrus and Liam Hemsworth started their 2013 with a vacation as they jetted to Costa Rica last week in time to celebrate his 23rd birthday on Jan. 13. How sweet!

The engaged couple was joined by Liam's older brother Luke, his wife Samantha and their three kids as they hiked, frolicked and soaked up the sun in the tropical locale.

Looks like this trip is just what they needed!

Miley Cyrus and Liam Hemsworth started their 2013 with a vacation as they jetted to Costa Rica last week in time to celebrate his 23rd birthday on Jan. 13. How sweet!

The engaged couple was joined by Liam's older brother Luke, his wife Samantha and their three kids as they hiked, frolicked and soaked up the sun in the tropical locale.

Looks like this trip is just what they needed!

It's getting longer!

It was the usual night for Rihanna on Friday as she sported some long locks with light brown tips to go with her casual ensemble at The Emerson Theatre in Hollywood.

The 24-year-old singer was there partying with rumored on-again beau Chris Brown as they keep their relationship going personally and professionally. The two are said to have teamed up for another single together, marking the fifth collaboration between them. Can't wait to hear what it's all about!

It's getting longer!

It was the usual night for Rihanna on Friday as she sported some long locks with light brown tips to go with her casual ensemble at The Emerson Theatre in Hollywood.

The 24-year-old singer was there partying with rumored on-again beau Chris Brown as they keep their relationship going personally and professionally. The two are said to have teamed up for another single together, marking the fifth collaboration between them. Can't wait to hear what it's all about!

Miranda Kerr was stunning as always in skinny jeans and a cute sports coat as she was swarmed by fans when she touched down at LAX on Friday. She was even nice enough to share her autograph!

The 29-year-old model just got back from New York City where she back to work, participating in a photo shoot for Spanish fashion label Mango earlier in the week. She's probably happy to be away from the cold and back in the So Cal sunshine!