Barney Stinson to chill with Barbara & the girls, Paris Hilton on 'Letterman'

Big week for Barney...

"Late Show with David Letterman": Paris Hilton

"The Tonight Show with Conan O'Brien": Ryan Seacrest

"Late Late Show with Craig Ferguson": Chris Kattan

"Late Night with Jimmy Fallon": Bradley Cooper, Denise Richards

"Last Call with Carson Daly": Kaley Cuoco (repeat)

"Jimmy Kimmel Live": Michael J. Fox, Chuck Wicks, Julianne Hough (repeat)

"The View": Neil Patrick Harris

"Live with Regis and Kelly": Bradley Cooper, Catherine Bell, guest co-host Anderson Cooper

"The Ellen DeGeneres Show": Jessica Biel, Kellie Pickler

"The Hour with George Stroumboulopoulous": Bradley Cooper

"The Bonnie Hunt Show": Donny and Marie Osmond (repeat)

"The Morning Show with Mike and Juliet": Geraldo Rivera