Anttu Harlin and Joonas Utti (born 1980 and 1982) are experts in animation. Harlin and Utti are top producers and creators, and their company Gigglebug Entertainment designs and creates children’s mobile games and entertainment content. The Gigglebug is a familiar face and features in the popular animation series and games.
- Gigglebug (Kikattava kakkiainen. Naurunappikirja), Otava 2015
- Gigglebug and the Big Surprise (Kikattava kakkiainen ja jymy-yllätys), Otava 2016
- Gigglebug and the Band (Kikattava kakkiainen ja bändi), Otava 2017