Trump's call comes amid his feud with Springsteen as the president appeared to threaten the rock star for calling the the administration "corrupt, incompetent, and treasonous" during recent U.K. concerts.

The president claims they these musicians made "major and illegal campaign contributions" to Harris' campaign.

Days after Bruce Springsteen slammed Donald Trump at a European concert, the president now says he's calling for a "major investigation" into the Boss and other celebrities' endorsements of Kamala Harris,