Thursday night after Ivanka Trump walked on stage to The Beatles' "Here Comes The Sun," George Harrison's estate tweeted, "The unauthorized use of #HereComesTheSun at the #RNCinCLE is offensive & against the wishes of the George Harrison estate." Harrison wrote the song.
According to NBC, Pavarotti's wife and daughters asked the campaign to quit playing an aria the tenor performed. They reportedly wrote in a letter, "the values of brotherhood and solidarity that Luciano Pavarotti upheld throughout his artistic career are incompatible with the world vision of the candidate Donald Trump."
The Dropkick Murphys told Wisconsin Gov. Scott Walker "we literally hate you !!!" when he tried to use their music last year. Ouch.
In 2008, Heart told the McCain-Palin campaign to stop playing "Barracuda."
That same year, R&B singer Sam Moore asked Barack Obama to quit using the Sam and Dave song "Hold On, I'm Comin'."
Republicans seem to have a harder time finding music to play than Democrats. Before this latest round of objections, FiveThirtyEight reported there have been 30 instances of artists objecting to presidential candidates' use of their music since 1984 when Ronald Reagan used a Bruce Springsteen song. Only two involved Democrats.
As for whether any of these artists have a case in court, a copyright expert told NPR not really. But that's also not the point.
"The optics of it are so bad that there's really not much point in continuing to use a piece of music when the musicians really don't want you to," Sherwin Siy told NPR.
This video includes clips from Decca Classics / The Three Tenors, Republican National Committee, Portrait Records / Heart, CNN, BBC, C-SPAN, Right Side Broadcasting, NPR and Universal Worldwide Television / Motown Live and images from Getty Images.