The Biggest Surprises From The Voice: Shocking Eliminations, Celeb Guest Appearances and More!

Take a look at these memorable musical moments from the NBC singing competition

By Gabi Duncan Sep 18, 2014 10:00 PMTags
The VoiceNBC

Get ready for more blind auditions, more battle rounds and more steals—The Voice is almost back!

The seventh season of the hit NBC singing contest premieres Monday, Sept. 22 at 8 p.m., so prepare for lots of excitement and talent in the coming weeks. Plus, new coaches Pharrell Williams and Gwen Stefani are adding some fresh flavor to the big red chair.!

Before the new competition really heats up, take a look back at some of the most surprising moments from the past six seasons. From shocking eliminations, crazy collaborations and celebrity guest mentors, The Voice has seen it all.

NBC

In season four, Usher solidified himself as the coolest coach in history when he brought Taylor Swift to rehearsal to motivate his contestant, Michelle Chamuel! The superstar singer was more than flattered that Chamuel chose to sing "I Knew You Were Trouble" and even showcased her signature dance moves while she listened!

And then, who could forget when Christina Aguilera teamed up with Lady Gaga for the first time to sing the Mother Monster's hit "Do What U Want" in the season five finale? The two pop divas went all out for the unforgettable performance, which featured matching metallic outfits, rose petals and champagne!

Check out more memorable moments by clicking through the gallery! Don't forget to tune into The Voice Mondays at 8 p.m. on NBC.

(E! and NBC are both part of the NBCUniversal family.)