What is musiq soulchild half crazy?

"Half Crazy" is a single by R&B singer Musiq Soulchild, released in 2002. The song is about the ups and downs of being in a relationship and how it can drive a person "half crazy." It features soulful vocals and a catchy melody, and it was a commercial success, reaching number 16 on the US Billboard Hot 100 and number two on the Hot R&B/Hip-Hop Songs chart. The song was also nominated for Best Male R&B Vocal Performance at the 2003 Grammy Awards.