The Grace-Dana&Sunday (천상지희 다나&선데이) is the first sub-unit of the girl group The Grace. They made their debut on July 11, 2011 with the digital single "One More Chance".
- "One More Chance" (2011)
- "With Coffee Project Part.1" (2011)
- "Bravo, My Love! OST Part.4" (2011)