Only if it's the first of 4!
Flip your favorite coin 4 times in a row after calling Heads or Tails -- if you can flip it successfully 4 times in a row for your Heads/Tails call, then it means the Brewers will win 4 in a row and shock the world!
Mathematically speaking, you have a 1 out of 16 probability of doing that. That equates to a 6.25% probability.