Kanye West - Welcome to Heartbreak (feat. Kid Cudi)

"Welcome to Heartbreak" is a song by American hip-hop artist Kanye West. The song serves as the introductory track within his fourth studio album, 808s & Heartbreak and features Kid Cudi. Despite not being released as a single at that time, the song managed to enter the pop charts. So far no new release date has been announced for the song.

Kanye West - Heard 'Em Say (feat. Adam Levine)

"Heard 'Em Say" is the third single by American hip hop artist Kanye West from his second studio album, Late Registration, released on November 8, 2005. The song features Maroon 5 lead vocalist Adam Levine, who sings its chorus and bridge. The chorus for the song was later recycled by Maroon 5 for the song "Nothing Lasts Forever" on their 2007 album, It Won't Be Soon Before Long.

Kanye West - Diamonds from Sierra Leone

Kanye West is a six-time Grammy Award-winning American producer/rapper. In 2005, he released his second album Late Registration which went on to sell over 860,000 copies in its first week, and subsequently earned him eight Grammy Award nominations including Album of the Year and Record of the Year. "Diamonds from Sierra Leone" was one of the first two singles from that album.