If you look closely, you'll see a dentist in this scene. Dr. J. Steven Abernathy commissioned an ad for a laser root canal treatment offered by JS Abernathy Dental, with six location in Arkansas and Florida.
The floss is strong with this one. Whether or not the laser technique takes the pain out of root canals, it's clear they have taken the pain out of watching a root canal ad. -via Geeks Are Sexy