Why Hollywood won't cast Alyson Hannigan anymore

Not long ago, it seemed like Alyson Hannigan was everywhere. From American Pie and Buffy the Vampire Slayer to How I Met Your Mother, her stock has soared in the last few years. But after How I Met Your Mother went off the air in 2014, Alyson Hannigan seemed to drop off the radar. Now, fans are more likely to see her in a fashion magazine or doing a random blog interview than they are to see her on the silver screen. What happened? Well, this one time, at Hollywood camp…