what is the name of this song? I keep hearing it everywhere?

https://youtu.be/BcbQJtqDR5w?t=1m29s

2017-04-04T13:53:29Z

it starts at 1:29

2017-04-04T13:53:31Z

it starts at 1:29

?2017-04-04T14:16:45Z

IDK