Listen to We're Havin' a Picnic online. We're Havin' a Picnic is an English language song and is sung by Mickey, Minnie, Goofy, Donald, Daisy and Pluto. We're Havin' a Picnic, from the album Mickey Mouse Clubhouse: Meeska, Mooska, Mickey Mouse, was released in the year 2009. The duration of the song is 2:07. Download English songs online from JioSaavn.