Rihanna and A$AP Rocky are celebrating another milestone in the life of their little one. Source: Theo Wargo / GettyThe couple recently celebrated son Riot Rose’s third birthday with a Spider-Man-themed party. The celebration brought together family and close friends for an afternoon filled with sweet treats, balloons, and superhero-themed fun. Rihanna joined in on the fun, stepping beneath the venue’s slime waterfall alongside her kids. Rocky has also spoken publicly about his admiration for Rihanna and the life they’ve built together as parents.