Kesha

From friendly specters to demonic houseguests, these stars have played host to ghosts.

Three judges ruled in favor of Dr. Luke.

From Ariana Grande to Gigi Hadid, read all about these celebrities' encounters with ghosts!

See what Katy had to say.

Find out how to watch the star-studded benefit.

The pop stars' text convos were revealed in newly released court docs from Dr. Luke's defamation case against Kesha.

Lady Gaga is finally addressing nasty texts sent between she and Kesha.

More, Dr. Luke's team claims Kesha's management conspired to 'ruin' him.

Kesha's legal team is firing back at Dr. Luke, saying a major record label CEO was the one who said Dr. Luke allegedly raped Katy Perry.

The producer denies all of Kesha's accusations.

Gaga and Perry had previously — and mysteriously — gotten sucked into the case in early 2017.

Taylor Swift, Lady Gaga, One Direction and more have all released hits that sound a lot like...well, other hits.