Question: where did the m m get their name

title: Call Me by Your Name (film)
text: Principal photography on Call Me by Your Name lasted around 33 days . It began on May 9 , 2016 , and was completed in June 2016 . The process occurred quietly , with reports only appearing after filming had been underway for two weeks . The film was shot primarily in Crema and the province of Cremona . It was filmed during an unexpected , heavy rainstorm in Italy that was described by Spears as `` the coldest , wettest , stormiest time in 200 years in Europe . '' A search for extras in Crema began in March and April . Scenes set in the nearby villages Pandino and Moscazzano were filmed from May 17 , before moving to Crema on June 1 . Additional outdoor scenes were shot on December 4 , 2016 . Production in Crema cost € 18,000 , and a promotion campaign cost € 7,500 .