Listen to Aren't You Glad You're Here online. Aren't You Glad You're Here is an Unknown language song and is sung by Gerry Mulligan Quartet. Aren't You Glad You're Here, from the album Café Jazz 2 - Mellow Moods Vol 3, was released in the year 2009. The duration of the song is 2:52. Download Unknown songs online from JioSaavn.