Snoop Dogg and MikeWillMade-It made sure to kick off the momentous 4/20 proper by releasing a new single titled “Late Nights”. Combining their creative juices and love for the Mary J, the veteran and young O.G. drop off another hit for smokers. Meanwhile, it’ll also be a busy day for Snoop—according to his Instagram, as the Dogfather will also be celebrating 4/20 in physical form at the third annual Merry Jane Wellness Retreat today in Denver. Listen above.