: Share her thoughts on the universe. She has famously stated, "I look up into the stars and I imagine: 'How self-important are we to think that we are the only life-form?'".
: The song's music video, featuring elaborate alien makeup and a guest verse from Kanye West, is a staple of "campy" pop culture that fans still celebrate for its over-the-top style. Katy PerryВ E T
: Remind followers that despite her "out-of-this-world" persona, she is a UNICEF Goodwill Ambassador who was honored with the Audrey Hepburn Humanitarian Award for her advocacy work for children. : Share her thoughts on the universe