It's a nice day for a wha..... Billy Idol becomes a US Citizen!

Billy Idol is officially a United States citizen.

The British rocker joined a naturalization ceremony on Wednesday (Nov. 14), holding an American flag. "It’s a nice day for a naturalization ceremony. Congratulations Billy Idol on becoming a #newUScitizen today in Los Angeles, CA," the U.S. Citizenship and Immigration Services tweeted, along with some photos from the ceremony.