CRAZY Alley-Oop Challenge With The Professor vs Fans in Germany at ISPO 1 day ago   12:32

In this episode of DUNK LEAGUE, class is in session. Grayson “Professor” Boucher steps down from the judge’s table to throw INSANE alley-oops to all the dunkers. Find out which dunker is walking away $1,000 richer and who's going home!


COMMENT with who you thought had the BEST Professor dunk!

In case you missed it:
Episode 1 - Finding the BEST dunkers in Miami:
Episode 2 - Finding the BEST dunkers in Los Angeles:
Episode 3 - 90 Second Freestyle:
Episode 4 - How High Dunk Contest
Episode 5 - High Flying at 9:
Episode 6 - Dunk Contest in the DARK
Episode 7 - Backboard Challenge
Episode 8 - Team Speed Challenge
Episode 9 - Team Alley-Oop Challenge
Episode 10 - One Chance Dunk Challenge
Episode 11 - Over The Wall Challenge
Episode 12 - Recreating NBA Dunks
Episode 13 - Longest Distance Dunks:
Season 1:

Dunk League Season 2 is the most ambitious dunk competition ever held. After holding auditions across the country, we brought the 10 BEST dunkers in the world to NYC to square off in 16 different dunk competitions to officially crown the world's BEST dunker. We'll be dropping new episodes of Dunk League Season 2 every Monday, only on Whistle.

Special thanks to Team Flight Brothers for making this happen - make sure you subscribe to them for more dunks!
SUBSCRIBE to Whistle for more awesome videos! -

CLICK HERE for check out our store!

Still want more Whistle? Follow us on:

SNAPCHAT: "whistlesports"

The music we use: - AMAZING for YouTubers!


Whistle is an entertainment brand that creates and distributes video content that is positive, relatable, and uplifting.

Visit us at and COMMENT below with what you want to see next!

Comments 542 Comments

JMan Barber
literally nobody:
announcer: HELLOOOOOO
harold magalong
so sad that Doug couldn't continue in this competition. He's one of the dark horses here. Heal up bro and come back stronger next season!! 👍✌👌🏀💪
Prince Dillard
I'm from Kalamazoo and ran into Doug at the supermarket. Now I see why he wasn't too pumped when I mentioned recognizing him from YT.
Prayers up and much respect, we'll see him again for sure!
All nice and wonderful dunk
Durag GOD
I didn’t know ninja could dunk
Andrew Saavedra
O...M...G... !!! Jordan's dunk was SOOOOOO beautiful. Ya I said freakin' beautiful.
Kilganon look like ninja
Jhonny Jambalaya
Three...two...on..(gillete ad)
CJ THATS what i called DUNK
5:13 I can‘t believe they actually used the worst possible angle for a height check
Gikash Motion
All that Fine Public Education in Canada Paid Off..Distance Learner Student here i missed Monday's class but am Watching today from Nairobi Kenya..Asante Sana Dunk League Monday's ziko sawa sasa,
Twizz The Whiz Kid
Stand up move by Doug Anderson.
Tommy Munyon
I don’t even watch this videos anymore because of him saying "helloooo" it’s so annoying
I love the dunks but I can't stand the word hello anymore
Touby JS
Guy makes me angry he missed every time
W-O-W in my opinion the best episode yet
9:02 wow... thats poetry motion and finesse.... respect from New Zealand
Marq Lock
Salute to Doug...#Kzoo
C Ed
Dam big time smasher rrly b that dude
Ian Rhoades
Love this series!
Add Reply

The Professor vs Fans in Germany at ISPO CRAZY Alley-Oop Challenge With 1 day ago   03:41

Subscribe To My Channel -

Subscribe to my NEW VLOG Channel! -

▼ Follow Me! ▼
Instagram -
Facebook -
Twitter -

ISPO is a huge clothing trade show hosted in Munich, Germany every year. The Professor was in attendance with the Rise Brand( at the show where he took on many fans who wanted to jump in and compete in a friendly game of 1 on 1.

Related Videos