Getting drenched for a good cause!

Leave it to Ellen to keep her celebrity guests on their toes, all while giving back to charity.

'This Is Us' star Milo Ventimiglia stops by and plays a round of 'Make It Rain' with DJ tWitch.

Preview the game below (along with Milo's take on his show's latest, heartwrenching twist) and watch today at 4:00 on 11Alive.

Milo Ventimiglia gets wet in 'Make It Rain'

Milo Ventimiglia defended the Crock-Pot after angry "This Is Us" fans blamed the slow cooker for his character's death.

Milo Ventimiglia Defends the Crock-Pot