Ava Sambora, daughter of actress Heather Locklear and musician Richie Sambora, has joined the cast of Judd Apatow’s untitled Universal comedy.Sambora will make her acting debut in a cameo role as the best friend of Maude Apatow, who plays one of Paul Rudd and Leslie Mann’s two daughters. “Knocked Up” thesps Jason Segel, Charlyne Yi and Iris Apatow co-star alongside Albert Brooks, Megan Fox, Lena Dunham, Robert Smigel, Wyatt Russell and the “Bridesmaids” trio of Melissa McCarthy, Chris O’Dowd and Annie Mumolo. Universal will release Apatow’s next film on June 1, 2012. 13-year-old Sambora is a model who has walked the runway for her father’s women’s fashion line White Trash Beautiful. She is managed by Adam Albrecht and Leanne Coronel of The Coronel Group.