TAG, THEY'RE IT: SHAZAM'S BIG GAINERS

What propelled "Heal" by Tom Odell to the top of Shazam's Greatest Gainers? A little show called So You Think You Can Dance, it would seem. Meanwhile, RECORDS' Nelly f/Jeremih and Stax roots-rockers Nathaniel Rateliff & The Night Sweats make huge gains. Below the Top 5, Drake, Post Malone and Little Mix are among those making strides.

For more of what Americans are pointing their phones at, sortable by rank, artist and biggest jumps, go here.

On the U.K. side, Nelly f/Jeremih is the second-biggest gainer, trailing only Elton John, whose classic "Tiny Dancer" appears on an insurance commercial.