Dee ihe ọzọ maka paragraf a - Na 2012 Summer Olympics na London, Villars nọgidere na usoro ihe omume ya site na iru eru maka ihe omume igwu mmiri abụọ. O dekọtara oge ntinye FINA B nke 59.57 (100 m butterfly) site na European Championships
na Debrecen, Hungary, na 2:01.47 (200 m freestyle) site na ule Olympic na Zurich. Na 100 m butterfly, Villars mebiri ihe ndekọ Switzerland ya nke 59.42 iji kesaa mkpụrụ kachasị elu na okpomọkụ nke abụọ na tie nke iri abụọ na isii na Spain Judit Ignacio Sorribes n'ụbọchị mbụ nke Egwuregwu. Na 200 m freestyle, Villars gbara ọsọ gaa n'ọnọdụ nke abụọ na okpomọkụ mbụ site na 1.06 sekọnd n'azụ Natthanan Junkrajang nke Thailand, n'èzí oge kachasị mma ya nke 2:03.55. Villars enweghị ike ịga n'ihu na ọkara ikpeazu, ebe ọ bụ na ọ nọ n'ọkwa iri atọ na otu n'ozuzu ya na nke mbụ.