vocals, her real contribution was her starring role in the music video directed by Benny Boom On-Screen Magic:
"Heart Attack" is indeed a song by American R&B singer Trey Songz, from his sixth studio album, "Trigga" (2014). The song features American singer Kelly Rowland, a member of the R&B/pop girl group Destiny's Child. vocals, her real contribution was her starring role
A download, by contrast, means:
The single debuted in March 2012 and reached number 35 on the Hot 100. It was later nominated for Best R&B Song at the 2013 Grammy Awards. Official Video: Directed by Benny Boom from his sixth studio album