Ordinarius, a Brazilian vocal group, performs an acoustic cover of what is either one of the greatest or worst songs ever produced, depending on who you ask. It's surprisingly catchy.
Danish a cappella group Local Vocal covers some of the best 90's pop songs and club music in this awesome medley. The video is obviously inspired by the Brady Bunch. (via Jezebel)
This heartfelt rendition of the themes from Full House, Family Matters, Saved by the Bell, Fresh Prince, and Step by Step will totally take you back.
The Voca People combine a Cappella singing with the art of modern beat-box to perform covers of your favorite 80s and 90s hits.