Calvin Harris kicks off the first official week of summer by capturing his first No. 1 on Hot Dance/Electronic Songs, as "Summer" heats up with a 2-1 climb. The anthem also bounces 4-2 on Dance/Electronic Streaming Songs (4.4 million U.S. streams, 48 percent from Spotify, according to Nielsen BDS), while holding at No. 1 on Dance/Mix Show Airplay for an eighth consecutive week.