Kendall and Kylie Jenner were teenagers turned journalists at the Glee 3D movie premiere on Saturday.

Kardashian family friend Ryan Seacrest let the sisters take his spot in the Bing interview box, and they "interviewed" the movie/show's stars, including Cory Monteith, Chord Overstreet, Darren Criss, Mark Salling, Heather Morris and more.

Some of our favorite parts include them telling Darren Criss they've heard he has a good singing voice (clearly the sisters did their research), and when they start bickering with each other around the 06:30 mark.

Also hilarious is ...