The Fury of Firestorm

"Stein? You chose him over me? That's who I'm suppose to be! I deserve the firestorm matrix!"

- Henry Hewitt to Firestorm

"The Fury of Firestorm" is the fourth episode of the second season of The Flash and the twenty-seventh episode overall. It aired October 27, 2015.

Synopsis
Barry and the team look for another Firestorm match for Dr. Stein. When the team meets Jefferson "Jax" Jackson, Caitlin has her reservations about whether Jax is the right match for Dr. Stein. Iris surprises Joe while Barry and Patty Spivot grow closer.

Trivia

 * Barry says "Yo, Joe" to Joe, this was the Battle Cry from G.I. Joe.
 * Jefferson Jackson said he has the Titanic soundtrack to Martin Stein. Victor Garber, the actor of Martin Stein had a prominent role in Titanic.