9 iconic hip-hop and pop collaborations

Early 2000s pop superstar Christina Aguilera was rising. Many criticised her album Stripped because its topics were so different from her first.

Dirrty by Christina Aguilera feat. Redman

Nelly Furtado recorded Loose, her third album, with Timbaland in 2006. On the smash tune Promiscuous, Furtado and Timbaland exchange lyrics like a chat between lovers.

Promiscuous by Nelly Furtado feat. Timbaland

Justin Timberlake met Timbaland after going solo. Timberlake naturally enlisted Timbaland for his third solo album, The 20/20 Experience. His first song, Suit & Tie, features Jay-Z.

Suit & Tie by Justin Timberlake feat. Jay Z

Rihanna and Eminem collaborated again on The Monster three years after Love The Way You Lie. Eminem struggles with his inner voice and the beast of fame in the tune.

The Monster by Eminem feat. Rihanna

Fans of the Fast & Furious movies were heartbroken when main actor Paul Walker died in a vehicle accident. Furious 7 was Walker's farewell film, therefore a song felt fitting.

See You Again by Wiz Khalifa feat. Charlie Puth

One with No Doubt frontwoman Gwen Stefani may not have worked for Eve fans. With production from Dr. Dre and Scott Storch, Let Me Blow Ya Mind became one of 2001's greatest duets.

Let Me Blow Ya Mind by Eve feat. Gwen Stefani

Katy Perry and Snoop Dogg's 2010 song California Gurls was a West Coast classic. Perry and Snoop say on the track that California ladies are the greatest in the nation.

California Gurls by Katy Perry feat. Snoop Dogg

The Pussycat Dolls released their first album, PCD, in 2005. CeeLo Green wrote and produced Don t Cha. With Busta Rhymes, the gang taunts a man by comparing their hotness to his girlfriend's.

Don t Cha by The Psssycat Dolls feat. Busta Rhymes

Kanye West's 2005 sophomore album Late Registration was well-received. His third song, Heard Em Say, features Adam Levine of Maroon 5.

Heard Em Say by Kanye West feat. Adam Levine