Amazon.com: LEGO DUPLO Town Steam Train 10874, Toys for Toddlers, Boys and Girls 2-5 Years Old with Light & Sound, Push & Go Battery Powered Set with RC Function, Gift Idea :
Duplo Lego 3085 Race Action Replacement Brick 2 x 4 Team Racing Red Car Pattern | eBay
BrickLink - Part 35962pb05 : LEGO Duplo, Train Action Brick with Black Music Note Pattern [DUPLO, Train] - BrickLink Reference Catalog