Teddy goes from record breaker to rule breaker in this conclusion to the hilarious and heartwarming series by the winner of the 2016 Sid Fleischman Humor Award. Told in short, accessible sections with fun lists and rambunctious illustrations, the heartwarming Teddy Mars series is perfect for reading aloud. Teddy's never-give-up attitude will have readers laughing out loud and striving to break world records of their own.Just like world records, some rules are made to be broken. When Teddy's great-aunt Ursula moves in, she makes rules about everything from juice to The Guinness Book of World Records to being a good big brother. At first, Teddy is excited. Maybe she'll finally end The Destructor's reign of terror! But when Aunt Ursula's newest rule, PIGEONS ARE NOT PETS, puts the neighborhood pigeons in danger, Teddy may have to bend a few rules to save them.