"I'm in Love Again" is a 1956 single by Fats Domino.
The song was written by Domino and his longtime collaborator, Dave Bartholomew.
The single was Domino's fifth number one on the R&B Best Sellers list, where it stayed at the top for seven weeks.
"I'm in Love Again" also peaked at number three for two weeks on the pop chart.
[1] "I'm in Love Again" was a double-sided hit for Domino as the B-side of the pop standard, "My Blue Heaven".