David Arquette, Dean Cain, Tia Carrere and Vanessa Bryant take the kiddies to the L.A. premiere of the newest Ringling Brothers and Barnum & Bailey circus show; Johnny Knoxville, Rex Lee and Ricki Lake are among those to see John Waters get honored with the Achievement Award at Outfest's opening night gala; Matt Leinart, Kendra Wilkinson and Hank Baskett go bowling to benefit Leinart's foundation for underprivileged children; Tony Hawk, UFC President Dana White, and NBC's Michelle Beadle are among the familiar faces at Variety's Sports Entertainment Summit. Thursday night in L.A. had entertainment of all kinds for celebrities of all ages, and we've got the rundown in this edition of Last Night's Parties.

Vanessa Bryant and daughters Gianna and Natalie at the L.A. Premiere of Ringling Bros. And Barnum & Bailey's "DRAGONS" [via]

Tony Hawk lucky strike Lucky Strike Lanes Catherine Malandrino Johnny Knoxville John Waters Rick Fox PETA Ricki Lake david arquette Bai Ling Lance Bass christian serratos Gilles Marini Dean Cain Kendra Wilkinson circus Tia Carrere Terrell Owens Staples Center Orpheum Theatre Taylor Armstrong Vincent De Paul Haley Joel Osment Rex Lee Bruce Vilanch Gregg Sulkin Hank Baskett Alexis Bellino Kelvin Brown Matt Leinart George Wilson Ashley Rickards Chris Harrison Oakland Raiders Alicia Witt Marisol Nichols Carter Jenkins Peter Paige Orpheum Carrie Preston Vanessa bryant Pia Toscano Diane Ladd Eric Garcetti Ringling Bros. and Barnum and Bailey Stuart Levine Lucky Strike Bowl Heather Dubrow BC Jean Cedric Ceballos Michael Robinson Gianna Bryant Natalie Bryant Gena Nolin L.A. Premiere Of Ringling Bros. And Barnum & Bailey "DRAGONS" Ringling Bros Barnum & Bailey Tab Hunter Gerald McCullouch Randal Kleiser Ronnie Kroell Ash Christian Orpheum Theater Outfest 2012 Outfest 2012 Outfest Opening Night Gala Vito Vito Russo Dana White Tim Leiweke Craig Shapiro Mark Ciardi Brian Lowry Jon Weinbach Michelle Beadle Jason La Canfora Becky Sendrow Andrew Siciliano Rob Prazmark Melinda Travis David Rone Chris Wagner Loews Hollywood Hotel Variety Sports Entertainment Summit SVG UFC Matt Leinart 6th Annual Celebrity Bowling Charity Event Roger Cross Jesse Campbell Stoney Anderson