https://www.cnet.com/news/macaulay-culkin-has-a-new-middle-name-picked-by-the-internet/

In late November, the Home Alone actor asked the world to gift him a middle name for Christmas because "my middle name is something dumb," he shared on his website Bunny Ears. 

After receiving hundreds of suggestions, he narrowed the field to his top five: Macaulay Culkin, Shark Week, Kieran (his actor-brother's name), The McRibIsBack and Publicity Stunt.