Right before their 'Drake Vs. Lil' Wayne' tour kicked off, Lil' Wayne & Drizzy released their new song 'Grindin' which will be featured on Weezy's Carter V album. 

The two have also released a 'Drake vs. Lil' Wayne' app which gives their fans the choice to decide who will start the show, who wins the show, and whose side they're on. 

Listen to 'Grindin' below: