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\t\t<\/p>\n The main cast members of Is This Thing On?<\/strong><\/a><\/em> stepped out for the film\u2019s Los Angeles premiere, including director, star, and co-writer Bradley Cooper<\/strong><\/a>.<\/p>\n Will Arnett<\/strong><\/a>, Laura Dern<\/strong><\/a>, Andra Day<\/strong><\/a>, and Calvin Knegsten<\/strong> also walked the red carpet at Vidiots in L.A. on Thursday night (December 18).<\/p>\n Keep reading to find out more\u2026<\/em><\/strong><\/span><\/p>\n Several other stars came out to support the cast, including Kristen Wiig<\/strong><\/a>, Sia<\/strong><\/a>, Sasheer Zamata<\/strong><\/a>, Melora Hardin<\/strong><\/a>, Bob Odenkirk<\/strong><\/a>, and even Heated Rivalry<\/em> stars Connor Storrie<\/strong> and Fran\u00e7ois Arnaud<\/strong><\/a>!<\/p>\n The film marks Bradley<\/strong>\u2019s third time directing a feature. He co-wrote the script alongside Will<\/strong> and Mark Chappell<\/strong>.<\/p>\n Additional cast members include Sean Hayes<\/strong><\/a>, Amy Sedaris<\/strong><\/a>, Peyton Manning<\/strong><\/a>, and more.<\/p>\n Is This Thing On?<\/em> hits theaters on December 25. Watch the trailer!<\/a><\/p>\n Browse through the gallery for 100+ photos from the Is This Thing On? movie premiere\u2026<\/em><\/strong><\/p>\n <\/span><\/p>\n