UPDATE: Once you’re done watching these, you NEED to try this. Thank us later. :)

If you haven’t watched at least a couple of these hilarious responses from the shirtless Old Spice guy on YouTube – you must have been out riding your horse on the beach all day while covered while jumping over giant crabs and composing romantic poetry – or you weren’t.

Well, for those few and all the rest of you, we’ve put together all of the celebrities, starring Alyssa Milano, Ryan Seacrest, Demi Moore, Ashton Kutcher, Rose McGowan, Ellen Degeneres, Christine Applegate, Justine Bateman, Apolo Ohno and Internet celebs Perez Hilton (ok, guess he’s also a Hollywood celeb), Kevin Rose, Biz Stone, Jason Calacanis and Guy Kawasaki.

Alyssa Milano

Tweeted today to Shirtless Old Spice Guy, and he’s responded with 3 videos…

Ryan Seacrest

Tweeted on June 30 to Shirtless Old Spice Guy, and he responded today…

Demi Moore

Tweeted today, and Shirtless Old Spice Guy responded…

Ashton Kutcher

Tweeted today in support of Kevin Rose, and Shirtless Old Spice Guy responded…

Rose McGowan

Tweeted today in response to Alyssa Milano’s tweet, and Shirtless Old Spice Guy responded…

Ellen Degeneres

Tweeted on July 1 to Shirtless Old Spice Guy, and he responded today…

Christine Applegate

Tweeted on Wednesday and Shirtless Old Spice Guy responded…

Justine Bateman

Tweeted today to Shirtless Old Spice Guy, he responded…

Apolo Ohno

Tweeted on July 8 to Shirtless Old Spice Guy, who responded today…

Perez Hilton

We’re guessing Perez tweeted at some point, but we can’t find it among all of the Lady Gaga and Lindsay Lohan tweets, so we’ll just skip to Shirtless Old Spice Guy’s response…

Kevin Rose

Tweeted on June 30 to Shirtless Old Spice Guy, who responded today…

Biz Stone

Tweeted today, and Shirtless Old Spice Guy responded…

Jason Calacanis

Tweeted today and Shirtless Old Spice Guy responded…

Guy Kawasaki

Tweeted today, and Shirtless Old Spice Guy responded…