Things are heating up so fast!
According to Us Weekly, Swift is on cloud nine right now:
[Image via Forty Seven/WENN.]
Give us anything pertaining to RiRi music and you've got our attention!
Ch-ch-check out his rendition of an already AWEsome tune (above)!
The Lamb decided to perform Rih's SUPER successful new single during a show in Seoul, and we can get into it…