Wallop The new moshling

In the last mission on Moshi Monsters "Pop Goes The GooGoo" if you go into Buster Bumblechop's cabinet there is a notepad, if you click on it there is a shadow on a drum and some Drumsticks. Once you come out of the Notepad Buster Bumblechops then says "I've been currently tracking that Moshlings, But no time for that now!We believe that Wallop's coming out in Mission 6!