Anyway if anyone is wondering this dude was Romania's top stand-up comedian during the 90s. Context won't help as he is basically Carrot-Top with costumes instead of props and wickedly unfunny.
"Tu Lai!" is an interjection in ardelan/transilvanian dialect and expresses amazement it is similar in that respect to "yoooooi!" as seen in the following:
http://www.poetv.com/video.php?vid=74870
(after the teacher backhands the cop it is uttered off-camera)