Ciara, Kat Graham, Lilly Singh, The Band Perry, Paula Abdul, George Takei, Marlee Matlin And More Come Together At WE Day Seattle To Celebrate The Power Young People Have To Change The World [Getty Images]

SEATTLE, WA - APRIL 20: Ciara performs on stage during We Day at KeyArena on April 20, 2016 in Seattle, Washington. (Photo by Mat Hayward/Getty Images for We Day) — see more

SEATTLE, WA - APRIL 20: Ciara performs on stage during We Day at KeyArena on April 20, 2016 in Seattle, Washington. (Photo by Mat Hayward/Getty Images for We Day)