For example, Drake is (or was) a big Kimya Dawson fan and said if he'd ever use a ghostwriter for him, it would be Kimya. Maybe that's less surprising cuz they both like sad music (octobersveryown.blogspot.com/2009/08/kimya-dawson_20.html)

Tupac's favorite song was Vincent by Don McLean (the guy who sang American Pie). Tupac was also a big fan of the Counting Crows album "August and Everything After" (especially the first half of that album) (instagram.com/p/BN7g22_F2H5/?hl=en / 2paclegacy.net/tupac-wrote-a-letters-to-the-english-fan)

Elton john being a stan of gucci mane and thugger will always be dope and hilarious