The Blues supporters are refusing to forget the bitter rivalry the Spaniard had with the club during his spell in charge of Liverpool.
The former Liverpool boss replaced Roberto Di Matteo at the helm this week after the Italian was dismissed after a run of just two wins in eight, but his arrival in west London was met with dismay by many Blues fans.
Benitez had a fractious relationship with Chelsea when his Liverpool team sparred with the Stamford Bridge club in the Champions League, and it appears the supporters of the London club are not willing to forget.
Chelsea fans also offered a tribute to their former player and manager Di Matteo with a round of applause and chanting throughout the 16th minute of the game - the Italian wore that shirt during his four years as a player at the club.
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