Question: Male Edition is the debut mixtape by American girl group June's Diary, the mixtape features six covers of songs originally recorded by different male groups, including which American mainstream R&B group signed through Jermaine Dupri's So So Def Recordings?
Sentence (from "Jagged Edge (group)"): Jagged Edge is an American mainstream R&B group signed through Jermaine Dupri's So So Def Recordings.
Relevant evidence: Yes