That’s because the filter is originally a Snapchat lens. So people are making a recording with the “no beard” lens in Snapchat and posting that video to their TikTok account.

Here's how you can get the 'crying' filter on Snapchat and use it to go viral on Instagram and TikTok.

The sad face filter has flooded all platforms with hilarious videos of crying faces, whether it be TikTok, Snapchat or Instagram, you can't escape it.

It's actually a Snapchat filter that makes your beard completely disappear -- and it's become the latest TikTok trend.