"That's What You Do to Me" is a song written by Johnny MacRae and Bob Morrison, and recorded by American country music artist Charly McClain. It was released in August 1978 as the third single from her album Let Me Be Your Baby. The song peaked at number 8 on the Billboard Hot Country Singles chart. It also reached number 1 on the RPM Country Tracks chart in Canada. Chart performance References 1978 singles Charly McClain songs Epic Records singles 1978 songs Songs written by Johnny MacRae Songs written by Bob Morrison (songwriter)