Rod Stewart and Penny Lancaster expecting baby number 2!

Rock legend Rod Stewart and his supermodel wife Penny Lancaster are expecting their second child together People magazine reports the couple stated:

"We were thrilled and delighted to be able to tell Alastair that he was going to be the big brother to a little baby, expected just before Mummy's 40th birthday"

The couple have been married since 2007, and welcomed son Alastair in 2005.

Rod is also already a dad to six children from previous relationships Sarah 46, Kimberly 30, Sean 29, Ruby 23, Renee 18 and Liam 15.

Pregnant Singer Lily Allen rocked at the Big Chill Festival in Eastnor, UK, in what is to be her "final" performance for five years yesterday (Aug 8). The singer is expecting her first child with boyfriend Sam Cooper.

Model Christie Brinkley and her daughter Sailor attend the 21st Annual Einstein Family Day Wild, Wild West Carnival at Ross School on August 8, 2010 in Bridgehampton, New York.

Alyson Hannigan and her daughter Satyana having fun at the park in Santa Monica Saturday (August 7).