Chris Hemsworth revealed that he regretted taking a selfie with Billie Eilish, saying he could “never be friends” with the 9-time Grammy winner as he went from a “colleague” to a “fan.” ...

Pop star Billie ... "Monarch." Eilish, 23, and Finneas, 27, have collaborated on numerous hits, including Eilish's track "Ocean Eyes," "Bad Guy," "Birds of a Feather" and "When the Party's Over." ...