Fans are freaking out over Alyson Hannigan‘s latest post ... Not only do we see them twinning in casual looks and their iconic red hair, but fans can't get over how similar they look to their ...

Not only do we see them twinning in casual looks and their iconic red hair ... referring to Hannigan’s iconic character on Buffy the Vampire Slayer, Willow Rosenberg. Alyson Hannigan, Keeva ...