American rock band Blondie carry on the promotion of their next studio project called pollinator with a brand new song called Best day ever which is writtent by Sia. The song probably going to release soemtime in the month of february. They already did revealed the tracklist of the album. it indeed has 11 tracks and the album going to release by march 17th of this year. There ain't no confirm release date for the song though but im' sure we going to have one pretty soon. May be they release it surprise too. Lets see . Just stay tuned..