"The Closest Thing to Crazy" is the debut single of Georgia-born singer Katie Melua. The song is featured on her first studio album, Call Off the Search (2003). The song was written as part of the musical Men Who March Away, and appeared first in 1995 on Mike Batt's album Arabesque.

Ketevan "Katie" Melua is a British singer and songwriter. She was born in Kutaisi, Georgia and raised in Belfast and London. Under the management of composer Mike Batt, she was signed to the small Dramatico record label. She made her musical debut in 2003 and within three years, she was the United Kingdom's best-selling female artist as well as Europe's highest selling European female artist.