Timo Kelder played drums in Dutch formation The Backcorner Boogie Band, and in De Blauwe Vulgaris, a Normaal-tribute band.
Timo is also co-founding member and drummer of the band Ja Dat Zal (formed in 1997, disbanded in 2011).
In June 2012 Timo joined the official Normaal band as their new drummer, replacing Fokke de Jong, who decided to part ways in order to focus on his new group King of the World.