Netherlands . In October 2013 , a month prior to its release , `` Happy '' catapulted to No. 1 on the Dutch Top 40 chart in the Netherlands , partially as a result of radio station 3FM airplay and subsequent online downloads , as well as featuring in a Transavia commercial .
In October 2013 , a month prior to its release , `` Happy '' reached the number-one spot on the Dutch Top 40 chart in the Netherlands , partially as a result of radio station 3FM airplay and online downloads , as well as featuring in a Transavia commercial .