Kyrie Irving, Colin Kaepernick and Dylan Frittelli on Today's SI Feed

Kyrie Irving gives Celtics fans the middle finger, Colin Kaepernick says he's willing to play backup QB, and Dylan Frittelli was penalized for hitting one of the best golf shots ever.

From Twitter to Tik Tok, Robin Lundberg has scoured social media so you don’t have to on today's SI Feed.