Zappa, a toothless 15-year-old Italian greyhound that looks surprisingly like Sid the Sloth from the animated movie Ice Age, is redefining dog beauty. Owners Sadie and Rosalie Millen, of Pewaukee, Wisconsin, say that Zappa started sticking her tongue out a few years ago when she lost her teeth.

Former Playboy Bunny Angie Best prepares backstage ahead of her return as the iconic Bunny Mother exclusively at the Telling Tales event at Playboy Club London on September 21, 2017 in London, England. (Photo by Tim P. Whitby/Tim P. Whitby/Getty Images for Playboy)

Winner of the GWFF Best Feature Award Belarusian-American actress Dasha Nekrasova (L) and U.S. writer and editor Madeline Quinn pose at the 71st Berlinale International Film Festival ahead the awarding ceremony during the “Berlinale Summer Special” film festival in Berlin, Germany on June 13, 2021. (Photo by Tobias Schwarz/Pool via Reuters)

Cadets from the National Cadet Corps (NCC) celebrate after being awarded the first position in the best marching trophy competition during the Republic Day celebrations in the northern Indian city of Chandigarh January 26, 2015. (Photo by Ajay Verma/Reuters)

Actress Emma Stone (L) compares her Lego Oscar statuette with actress Julianne Moore's genuine Oscar for best leading actress for her role in “Still Alice” at the Governors Ball following the 87th Academy Awards in Hollywood, California February 22, 2015. (Photo by Mario Anzuoni/Reuters)

The Just For Men World Beard and Moustache Championships crowned 18 title winners, highlighting the best and boldest examples of facial hair from across the globe on Saturday, October 25th, 2014 in Portland, OR. (Photo by Craig Mitchelldyer/AP Images for Just for Men)

Halle, a Cavalier King Charles Spaniel, rests after winning the Best of Opposite Sеx during the 147th Westminster Kennel Club Dog Show at the USTA Billie Jean King National Tennis Center in New York, U.S., May 8, 2023. (Photo by Eduardo Munoz/Reuters)

American singer and songwriter Addison Rae attends W Magazine's Annual Best Performances Party at Chateau Marmont on January 05, 2024 in Los Angeles, California. (Photo by Roger Kisby/Getty Imagesfor W Magazine)