Camp Ramah alumnus Ethan Slater plays ... of wearing a boxy yellow costume, Slater dresses in colorful plaid slacks and a bright checkered yellow shirt. He retains SpongeBob’s walk — more ...

Ariana Grande is dating her "Wicked" costar Ethan Slater. Slater is a Broadway actor who rose to fame starring as Spongebob in "The Spongebob Musical." Here's what to know about Slater, from his ...