“You” star, American actress Victoria Pedretti locks lips with American actor Fred Hechinger in New York City on February 26, 2024. (Photo by The Image Direct)

A young exiled Tibetan girl gets her lips painted by her teacher before she performs a traditional dance at an event to celebrate the 89th birthday of Tibetan spiritual leader the Dalai Lama at the Tsuglakhang temple in Dharamshala, India, Saturday, July 6, 2024. (Photo by Ashwini Bhatia/AP Photo)

Warriors from the Suri tribe in Ethiopia still stage the savage “Donga” battles – even after many fighters have been died from their injuries. Donga stick fights take place after the harvests, the Surmas count days owing to knots on a long stem of grass or jags on the trunk of a tree dedicated to that specific use. Here: A tribeswoman sporting a huge lip plate and wearing a skinned animal carcass on her head. (Photo by Eric Lafforgue/Exclusivepix Media)

American supermodel Bella Hadid and her collarbones make a statement in pink lingerie in the last decade of January 2023. (Photo by bellahadid/Instagram)

American actress Kiernan Shipka stretches her hot-pink look across a boat in the second half of April 2022. (Photo by Instagram/kiernanshipka)

JAPAN: A businessman stands at a pond in the Kyu-Shiba-rikyu Garden on a warm and sunny day in Tokyo, Japan, March 18, 2016. (Photo by Thomas Peter/Reuters)

A boat sails behind a woman looking through binoculars as she sits on a cliff on a sunny day in Sydney, Australia, May 29, 2016. (Photo by David Gray/Reuters)

Photographers April Maciborka and David Wile teamed up to create their recent series Pucker. In each instance babies were handed their very first lemon and encouraged to take a bite. Just looking at their images will make your lips twitch.