Michael McCullers was employed with Tina Fey.
Baby Mama is a 2008 American romantic comedy film written and directed by Michael McCullers in his directorial debut and starring Tina Fey , Amy Poehler , Greg Kinnear , Dax Shepard , Steve Martin and Sigourney Weaver . Michael McCullers . McCullers is a former writer on Saturday Night Live and is best known for co-writing the script for two Austin Powers movies , Austin Powers : The Spy Who Shagged Me and Austin Powers in Goldmember with Mike Myers . He is the writer and director of the 2008 comedy Baby Mama starring Tina Fey and Amy Poehler .