Rumer Willis and Derek Richard Thomas welcome baby daughter

Actor Rumer Willis and singer Derek Richard Thomas announced the birth of their baby daughter on Tuesday, calling her "pure magic." Willis is the eldest daughter of Bruce Willis and Demi Moore, who are now first-time grandparents. 

Willis and Thomas posted a short joint statement on their Instagram pages and revealed their newborn's name is Louetta Isley Thomas Willis. 

"Born at home on Tuesday April 18th," they wrote in a caption of a photo showing their baby. "You are more than we ever dreamed of."