This is Us' Justin Hartley Strips Shirtless on 'Ellen' - Watch Now!

Justin Hartley shows off his shirtless buff body while getting ready to play “Oops My Water Broke” with Rachel McAdams on The Ellen Show, airing later today!

Originally, Ulta Beauty was planning to donate $10,000 to Breast Cancer Research Foundation in honor of Breast Cancer Awareness Month for playing the game. However, Ulta Beauty promised to donate a total of $20,000 if Justin played the game shirtless. Justin complied, and you can watch the game below….

If you missed it, Justin‘s co-star Milo Ventimiglia also participated in the shirtless challenge on Ellen!

Click inside to watch more from Justin and Rachel on The Ellen Show…