American singer, actress, and WE day host Selena Gomez has teamed up with Miss Piggy to promote tonight's (August 4) charity concert, with guests including Alessia Cara, Josh Gad, Tyrese Gibson, Alicia Keys, DJ Khaled and Demi Lovato.

WE Day highlights some of the important social issues facing the US and the world today, from equality and accessibility to homelessness and poverty. The video can be viewed at www.youtube.com/watch?v=0Xyk5f6BfXw.