Jason Biggs, Alyson Hannigan, Seann William Scott, Neil Patrick Harris, Shannon Elizabeth. Eddie Kaye Thomas, John Cho, and Eugene Levy all made appearances at the "American Reunion" US Premiere at Grauman's Chinese Theatre in Hollywood.
Alyson Hannigan, who is currently pregnant, was very engaged signing autographs for fans, while Shannon Elizabeth showed up, looking more stunning than ever. Neil Patrick Harris "suited up" and made an appearance. Jason Biggs and Eddie Kaye Thomas engaged the crowd and posed for photos, As well as Seann William Scott.