Hilary Duff is a Caioti Cutie

Hilary Duff lunches at Caioti Pizza Cafe on Wednesday afternoon (March 18) in Studio City, Calif. The 21-year-old singer/actress, wearing LNA “Olivia” leggings in black licorice, was later seen picking up a pink lemonade!

According to Star, the Duffster is a big tipper. After getting her hair dyed and styled at the Byron and Tracey Salon in Beverly Hills, she left an extra $200 on top of a $250 bill!

A source tells the mag, “She slips hundreds to everyone, from valets and restroom attendants to Starbucks cashiers.” 10+ pics inside…