Patriots head coach/dementor Bill Belichick kissed his girlfriend before yesterday's game against the Vikings, according to Bill Belichick's girlfriend's Instagram.

Linda Holliday's photo raises some questions, though. Is Belichick slipping tongue? What's exactly going on in that kiss? Using advanced technology, we can enhance the photo and get a much-needed closer look at Belichick's lips to figure out what's happening:

Conclusion: probably tongue.

[Instagram | KSK]

Additional reporting by Barry Petchesky