It's
about helping you succeed with "Your (Tu) Juggle"
TuJuggle
Boston
Mess
Juggled by Rob Abram
Slow
Motion
This trick is also know as the Half Boston Mess. One
arm always stays on
top, when the arm on top alternates in each succession of throws this trick is called the
Full
Boston Mess.
That hand throws each ball straight up in succession and then starts over with the first ball.