Full name of the play: Target Left Bunch Philly Special
Video of the call: Shortened to "Philly Philly"...
Awesome.
... Illegal Procedure... should have been a penalty. but I digress. Picture still doesn't look right...

http://ftw.usatoday.com/2018/02/nfl-super-bowl-lii-patriots-eagles-trick-play-illegal-formation