Alicia Silverstones recent on-camera shocker has left many scratching their heads. A video that hit the web yesterday shows the actress feeding her son mama bird style! Gross. The incident recalls several others in which celebrities were taped doing the unthinkable. Even if you exclude sex tapes, stars have repeatedly been filmed doing drugs, engaging in racist rants, and enduring a few slip ups. While some footage merely documents embarrassing moments, others show that the lives of the rich and famous are anything but glamorous. From boozers to racists, here are 11 celebrities from Lindsay Lohan to Paula Abdul who have been caught on camera!