Based on your description, you are likely thinking of one of these songs:
: Search for the specific song title to buy the individual MP3. Pitbull Lalalalala MP3 Download
: The official 2014 FIFA World Cup theme, which features repetitive melodic chants. Listen/Download: Available on Spotify. Related Songs Based on your description, you are likely thinking
: This track contains a prominent "la la la" background vocal during the chorus. Based on your description