Johnny Galecki has fond memories of 'Roseanne,' that predate his role on the show. He reminisced on 'Good Day LA' (weekdays, 9AM PT on Fox) about watching the first episode with his family, and also talked about what he's been doing in the offseason befor more

Sara Gilbert - who guest starred on three Big Bang episodes last season as Leslie Winkle - has joined the cast of the series as a regular. Gilbert played a colleague and sometimes love interest of Leonard's (Johnny Galecki). Interestingly, Galecki an more