Hump Day Song of the Day - This Is What You Came For - Calvin Harris, Rihanna

I hadn't heard this jam in a long time and then boom, out of nowhere, it came on the radio last night.  All of a sudden I was rocking out for the first time in I can't remember.  I'm thinking we're desperately needing something from both of these artists, perhaps another collaboration?  Music is definitely missing the two of these artists lately.  Here's Calvin and RiRi...