What is be without you?

"Be Without You" is a song by American R&B singer Mary J. Blige. It was released in 2005 as the lead single from her seventh studio album, "The Breakthrough." The song was a commercial success, reaching number three on the Billboard Hot 100 chart and topping the Hot R&B/Hip-Hop Songs chart. "Be Without You" received critical acclaim and won a Grammy Award for Best R&B Song. The song's lyrics explore themes of love, commitment, and strength in a relationship.