Chelsea forgot their domestic woes by easing into the Champions League knockout stage with a routine victory which eliminated opponents Porto.
The Blues enjoyed some luck for the opener as Diego Costa's low shot was saved by Porto keeper Iker Casillas and rebounded in off Ivan Marcano.
Porto, needing to win to join Chelsea in the last 16, offered little threat.
Willian ensured Chelsea advanced as Group G winners by thumping in a rising shot from 20 yards after the break.
The Blues created plenty of opportunities in the final 15 minutes, exploiting the space left behind as Porto chased an improbable comeback at Stamford Bridge.
Eden Hazard struck the post from a tight angle, while recalled striker Costa wasted two clear opportunities as Chelsea threatened a third.