"Crank That (Soulja Boy)" was the most successful digital track of 2007 in the US with 2,909,000 downloads. On January 6, 2008 it became the first song ever to sell 3 million digital copies in the States.
Jimi Hendrix opened for The Monkees on their 1967 tour, and it did not go well. The young, mostly female crowd shouted "Davy" when Hendrix sang the word "Lady" in "Foxy Lady" in honor of who they came to see: Monkees lead singer Davy Jones.
Ariana Grande's collaboration with Zedd, "Break Free" came about after the Russian-German producer overheard Grande performing at a label showcase while he was backstage, and he mentioned to his team that he wanted to work with her.