Justin Bieber is known to go above and beyond for his "beliebers," and the upcoming TLC doc This is Justin Bieber proves the pop star always has time for a fan (or two) in need.
A joker at heart, Bieber gives two teen girls the most surreal Punk'd moment of their lives, surprising them with tickets to a TV appearance/concert in this preview for the upcoming TLC special.
This Wednesday fans will get a behind-the-scenes look at Justin's hectic life, interactions with his UK followers, as well as a few exclusive acoustic performances from his new holiday album, Under the Mistletoe.
Don't miss This is Justin Bieber when it airs tomorrow on TLC.
MORE: Exclusive: On Set for Justin's New Christmas Video