One way (particularly in the 1980s and '90s) for budding actors to make a living was to audition for parts in music videos. If they were lucky, the song would be a big hit and they would get a lot of exposure to the valuable younger demographic.
Christina Hendricks' part in the Everclear video shown above is taken from this larger collection of music videos featuring early appearances by now famous celebrities. Included are: Katy Perry, Matt LeBlanc, Channing Tatum, Elijah Wood, Jack Black, Wesley Snipes, Matthew McConaughey, Courteney Cox, Bill Paxton, Paula Abdul, Zach Galifianakis, John Goodman, Angelina Jolie, Phil Hartman, Aaron Paul, Patrick Swayze and RuPaul.