First, the Miami Heat knocked the Boston Celtics out of the playoffs.
Then, Ray Allen left Boston to play with Miami.
Now, LeBron James' giant, smiling face is looming over Boston -- and angry Celtics fans aren't happy.
The billboard, which reads, "Congrats LeBron/Championship has a nice ring to it" was just erected by Powerade over I-93 South in Medford:
In other words, residents driving into the city are greeted by their biggest nemesis, just 3 miles from TD Garden stadium, according to Boston Metro. Buuuuuurn!