Katie's birthday is tomorrow, but she just cannot wait to find out what her present will be, so she and Pedro follow Katie's parents as they go shopping, but none of the places they stop seem present-worthy--Katie is disappointed, but when she gets home a big surprise is waiting for her.

A frowning scarecrow at Aunt Carmen's farm frightens Katie until Pedro reveals that it is not haunted.

Pedro and his dad are walking Katie home on a foggy night when they are seemingly pursued by something very smelly, and Katie and Pedro try and solve the mystery of the big smell.

When Katie's father looses his special rainbow ring while playing with the kids in the backyard, Katie and Pedro work to follow the clues to find the missing ring.

When Katie Woo and Pedro find a treasure map at the beach the wind snatches it away, and they chase after it.

Katie has bought a box of chocolates for her mom's birthday, but when they go to open it the box is missing, and Katie and Pedro set out to track down the thief.