LeBron James and Kyrie Irving won a ring together before, and it may not have been their last ...
cause Matt Barnes tells that the Lakers could be smelling champagne if Kyrie Irving joins L.A.
and he told us if Uncle Drew ends up with the Lakers, it could result in the franchise's 18th championship.
Barnes thinks Irving -- who is rumored to be at a standstill in contract negotiations with the Nets -- would be the perfect fit for the Lake Show ...
which would set him up with his old teammate in Cleveland.
"I think what they have right now," Barnes said, "if they can learn to co-exist with the group they have now, they're really close."
Of course, the Lakers still have Anthony Davis, who is still considered a top 10 player in the league ...
but Barnes thinks Kyrie is the missing piece Bron and AD need to win another ring.
"Kyrie is probably a top 5 talent in the world