Complex sentence: The accompanying music video, which received a nomination at the 2008 MTV Video Music Awards, features cameo appearances from several musicians, including Keri Hilson, who plays as Usher's love interest in a club.
Split into simpler sentences: The accompanying music video, which received a nomination at the 2008 MTV Video Music Awards, features cameo appearances from several musicians. In the video, R&B singer Keri Hilson plays Usher's love interest in a club.