Mini Warbler Kellen Sarmiento's "Teenage Dream" video goes viral

Kellen Sarmiento, a four-year-old Filipino boy dubbed as the "Mini Warbler," is the latest internet sensation. His mom posted a video on YouTube where he sang and danced "Teenage Dream," a rendition performed by Darren Criss, leader of The Warblers on Glee 2.

The Mini Warbler imitated Darren's every move and gained more than 1 million views at the time of this posting. Here's the Mini Warbler, enjoy!