Kristen Wiig Spills About the MacGruber Movie 3.74K Whitney Jefferson 05/11/10 12:16PM Filed to: Late Night Late Night Jimmy Fallon Late Night With Jimmy Fallon TV Video Kristen Wiig macgruber We hope you're all as excited for this movie as we are. Kristen Wiig was kind enough to shed insight into the filming process and her sex scene with Grubes himself. Bonus: one-second trailers created by Jorma Taccone.