Today is Oscar's mo. birthday and no one can wait for his whole birthday.

Everyone on Sesame Street helps Oscar have the rottenest birthday ever.

After going to two friends' birthday parties, Max wants a party, too, so Grandma suggests a half-birthday party, with all the half-trimmings.

Come celebrate your half birthday with the HALF Birthday Buddies in this oh-so-silly HALF Birthday Book! No presents allowed. Not even HALF ones. Just this WHOLE book of HALF things to do! HALF-cheers for a Happy HALF Birthday From the HALF Birthday Buddies to YOU. The HALF Birthday Buddies are so sneaky you might never see them... but they're here just for this HALF Birthday Book to help you celebrate this special day with friends & family! The HALF Birthday Book is perfect for: Anyone with a HALF birthday (could this be you?) Celebrating HALF birthdays in a fun and stress-free way. Teachers to use in the classroom for children who have summer birthdays!