Might only take you FourFiveSeconds. There's just No Tellin'.
The secret is finally out - Drake and Rihanna are officially an item!
The pair have already written a whole host of songs together ('Work', 'Too Good' and 'Take Care' to name a few!) and we're pretty sure you've heard most of them before.
But here lies the real question - can you remember who sang which lyrics?
Have a go at our quiz and put your Drake vs RiRi skills to the test!
Don't forget to share your results (if you're feeling daring).