Music fans have been gifted a plethora of high-profile collaborations between their favorite artists in recent weeks -- from Beyoncé teaming up with Megan Thee Stallion for a surprise remix to Ariana Grande pairing up with both Justin Bieber and Lady Gaga for a pair of wildly-anticipated releases.So, with the month quickly drawing to a close, Billboard wants to know: which all-star collab from May 2020 are you loving the most?Have you had "Rain On Me" on repeat since it dropped at midnight or