Neither side could break the deadlock in the first leg last week, meaning that the tie was delicately poised in west London.
Read how it all unfolded in Sports Mole's minute-by-minute live commentary of the action below.
CHELSEA: Schwarzer; Azpilucueta, Cahill, Terry, Ivanovic, Cole; Luiz, Ramires; Willian, Torres, Hazard
ATLETICO: Courtois; Juanfran, Miranda, Godin, Luis; Suarez, Tiago; Adrian, Koke, Turan; Costa
Chelsea's David Luiz, Willian and Atlético Madrid's Koke, Juanfran & Insua are one yellow card away from missing the Champions League final— Inside La Liga (@InsideLaLiga) April 30, 2014
Atletico Madrid are the only unbeaten side left remaining in the competition this season. pic.twitter.com/x7Sm7vrc64— Squawka Football (@Squawka) April 30, 2014
Team sheet from Stamford Bridge pic.twitter.com/0YeFQOyWUW— Oliver Holt (@OllieHolt22) April 30, 2014
Thibaut Courtois has made 18 saves in the UCL this season, more than Petr Cech & Mark Schwarzer combined (15). pic.twitter.com/J7Hq4VW1UM— Squawka Football (@Squawka) April 30, 2014
4 - Fernando Torres has now scored as many CL goals this season (4 in 9 apps), as he has netted in the PL in 2013-14 (4 in 26). Specialist.— OptaJoe (@OptaJoe) April 30, 2014