Eagles fans are snapping up creepy dog masks to support their 'underdog' team
The Eagles are encouraging fans to rock dog masks to Sunday's game - Article - Bardown
Maybe Next Year' Captures Eagles Fandom's Strange Relationship With Success - The Ringer
Cute Pixelated Corgi #19 - PIXELATED CORGIS
mcallunderdog: Send us your Eagles underdog mask and other fan pics – The Morning Call
Eagles fans are doggone crazy for those creepy underdog masks
Where the Eagles Found their Dog Masks - InsideHook
Eagles underdog mask: How to get one before the Super Bowl
Underdogs T-Shirts for Sale