Because you need the token "ROLL TIDE!" shout to legally consummate any marriage in the state of Alabama. I just made that up, but if that was an actual state law, I'm 100 percent sure that nobody in Alabama would have a problem with it. Here's the email that came attached to the video, which was submitted by a Barstool Sports reader:

I was at my girlfriends cousins wedding this weekend and they are all huge Alabama fans. As soon as they announced you may kiss the bride her 5 year old cousin screamed out “Roll Tide!!!” I know you love when people scream roll tide at weird moments so I caught it on video.

For an explanation on why "Roll Tide!" is a thing that people from Alabama shout at everyone during any thing, look no further:
 

Send all complaints, compliments, and tips to sportstips@complex.com.

[via BarstoolSports]