The couple has praised Kanye for his musical talents and have attended his birthday parties in years past.
The Black Eyed Peas singer credits the rapper with making hip-hop "gay friendly." "Kanye really did a great thing for hip-hop and made it very mixed and open," she once told The Advocate.
When the couple said "I Do" in Italy, Kanye made it a priority to attend. Months earlier, the rapper also served as a producer for Legend's album Love in the Future.
When it came to the infamous feud involving Kanye West and Jimmy Kimmel, Diddy had to choose his friend. "I don't wanna hurt your feelings, but I gotta rock with the artist, I'm a musical artist. I can't go against my family," he explained to the late-night host. "I was Team Kanye."
The matriarch of the Kardashian household has nothing but love for West. "I love him so much," she told E! News. "and he's such an amazing boyfriend to Kim and a great dad and a wonderful person."
"I am the luckiest girl in the world! I get to marry my best friend!" Kardashian shared with her fans after getting engaged to West. Too sweet!
Whether they are attending his concerts, getting fashion advice or bonding at the family home, every member of the Kardashian family has nothing but love for West.
Kanye West is "the s--t" according to the "We Can't Stop" singer. The two artists respect each other so much that the duo collaborated on the rapper's latest album.
"Kanye is such a lovely guy," the America's Got Talent judge told E! News. "Kanye has always been a good guy and always really loving."
In addition to attending one of Kanye's shows in Los Angeles, the rumored couple have shared their excitement over the rapper's engagement. "I've told Kanye before that if he doesn't treat her well, I'm going to come after him," Demi joked to E! News.
The parents-to-be couldn't miss on the opportunity to attend Kanye's concert in Los Angeles.
The fashion designer collaborated with West for two years before releasing a seven piece collection that sold out instantly.
The Girls Gone Wild businessman, who attended Kim and Kanye's romantic proposal, once hosted the pair for an adventurous vacation.
West collaborated with the Maroon 5 singer for the single, "Heard 'Em Say." "It was one of those natural collaborations where you're so excited because it's all very pure and very easy." the Voice mentor said.
The 12 Years a Slave director calls West an "artistic genius" and "pretty amazing."
The close friends had one of the biggest songs in 2011 when they collaborated on "All of the Lights."
Before his death in October 2013, the punk musician praised West for his unique music. "No one's near doing what he's doing, it's not even on the same planet," he wrote in his review.
Both rappers share a special friendship in the music community.
NEXT GALLERY: Keeping Up With Kimye