Jane Lynch
The Glee star hosts a special Red Nose Day version of Hollywood Game Night for an amazing cause.
Rachel McAdams
The actress sports a T-shirt designed by Victoria Beckham that is available online now.
Nikki Bella
The Total Bellas star participates in a celebrity edition of Ninja Warrior in honor of Red Nose Day.
Justin Hartley
How can we not smile over the This Is Us star's support for a worthy cause.
Idris Elba
"Wear your nose, tune in, & donate NOW! rednoseday.org," the actor shared with his followers on Instagram.
Lauren Graham
The Gilmore Girls star meets up with the Boys and Girls Club in Aguas Buenas, Puerto Rico for Red Nose Day.
Yvette Nicole Brown
The Community star has been a longtime supporter in the fight to help end child poverty.
Jaimie Alexander
The Blacklist star isn't the only one smiling after supporting Red Nose Day.
Debra Messing
"#NosesOn to help end child poverty with @RedNoseDayUSA! Head to RedNoseDay.org to learn more and buy this shirt designed by Victoria Beckham @omazeworld to support the cause!" the Will & Grace star shared on Instagram.
Jodie Sweetin
"The Spice Girls are reuniting...on this amazing shirt! Designed by Victoria Beckham, proceeds will support @rednoseday's mission to end child poverty," the Fuller House star shared on Instagram. "Get it through @omazeworld! #RedNoseDay."
Isla Fisher & Jason Momoa
"Get your nose on & donate to help end child poverty. #RedNoseDay @ rednoseday.org #aquamanandtinywoman @prideofgypsies (Jason Momoa ❤️)," Isla shared online.
Carmen Electra
"#noseson to help end child poverty with @rednosedayusa grab yours now," the actress shared after visiting Walgreens where the red noses are sold.