Build-A-Bear customers are only just realizing that their favorite plushie brand also has an over-18 section known as The Bear Cave. Thanks to TikTok, we are constantly learning new things like how a humble kitchen spice could be the skincare prayer you’ve been asking for. Someone just needs to tell the US government, which has already challenged the owner of the app, ByteDance. Come enter the Bear Cave at Build-A-BearIf you’re unaware of the magic of Build-A-Bear, then let The Focus clue you in on the most expensive stuffed animal you will ever buy. As the name suggests, Build-A-Bear allows c…