Complex sentence: In October, only in select shops around toontown, you can trick-or-treat for Jellybeans and a pumpkinhead, and in december, (only in select shops) you can carol for jellybeans and a snowman head.
Split into simpler sentences: In October, only in select shops around Toontown, you can trick-or-treat for jellybeans and a pumpkin head. In December (only in select shops) you can carol for jellybeans and a snowman head.