KHR: Mr. Rebokku no Ciao Ciao Interview is set of 3 DVD specials in which, Reborn, dressed as host interviews various characters selected by a wheel. 
Episode #1 
Features Reborn as Host, and Tsunayoshi, Gokudera and Xanxus as guests. 
Episode #2 
Features Reborn as Host, and Hibari, Belphegor and Dino as guests. 
Episode #3 
Features Reborn as Host, and, differently than before, four characters which are Byakuran, Mukuro, Squalo and Yamamoto. 
(Source: Katekyo Hitman Reborn! FC)

Kateikyoushi Hitman REBORN!: Mr. Rebokku no Ciao Ciao Interview