Stefani shows off her 2-month-old son during a visit to a Beverly Hills library. Plus: David Beckham, Beyoncé, Jessica Simpson and more

BABY'S DAY OUT

Gwen Stefani has an adorable companion in 2-month-old son Zuma during a mother-son outing at a Beverly Hills library on Wednesday. The pop star welcomed her son, whose name was likely inspired by the singer's favorite beach, in August.