Everton netted an equaliser through Ayegbeni Yakubu to peg back Barclays Premier League leaders Chelsea 2-2 at half-time at Stamford Bridge.
Leighton Baines swung in a free-kick from the right, which Louis Saha headed onto the inside of the post before the ball bounced back into the net off Petr Cech’s shoulder after 12 minutes.
However, the Blues were soon back on level terms when Drogba (18) netted his 17th goal of the season after being set up by Frank Lampard at the edge of the area.
Chelsea were then in front six minutes later when Nicolas Anelka smacked in a cross from Branislav Ivanovic.
The visitors, though, hauled themselves level on the stroke of half-time through a close-range effort from Yakubu.
Relegation-battlers Wolves were ahead against high-flying Tottenham with a goal inside two minutes at White Hart Lane.
Kevin Doyle touched in a free-kick from Nenad Milijas to give the visitors hope of climbing out of the bottom three.
Manchester City’s aims of breaking into the top four took a setback as Bolton twice lead at the Reebok Stadium.
Lee Chung-Yong’s shot took a deflection and was prodded in by Ivan Klasnic - who looked to be offside – to put the hosts in front after 11 minutes.
City levelled when Carlos Tevez (28) smashed in his seventh goal of the season from 20 yards, via a deflection.
Bolton snatched the lead again just before the break through a curling effort by Gary Cahill.
However, there was still time for Micah Richards to level things up at 2-2 on the stroke of half-time.
Bottom club Portsmouth found themselves behind to Darren Bent’s close-range strike for Sunderland after 23 minutes at the Stadium of Light following good work from Jordan Henderson and Andy Reid
Birmingham and West Ham were goalless at St Andrews, where Alessandro Diamante went close for the visitors and Blues striker Cameron Jerome headed a close-range effort over.
There was also deadlock between Burnley and Fulham, as well as Hull versus Blackburn.
In the day’s early kick-off, Thomas Sorensen saved a last-minute penalty to secure Stoke a 2-2 draw against Wigan in an entertaining match at Britannia Stadium.
Emmerson Boyce (15) headed the visitors into an early lead, before Tuncay Sanli (37) levelled with his first goal for the Potters.
Honduran left-back Maynor Figueroa (72) put Wigan back in front when he swept home a stunning free-kick from inside his own half over the backpedalling keeper - but Ryan Shawcross equalised two minutes later.
There was then late drama after Robert Huth brought down Jordi Gomez, who was offside in the penalty area. Rodallega fired his spot-kick straight at Sorensen as the Dane continued his fine record of spot-kick saves.