Mark Webber thrust himself into title contention by beating Nico Rosberg and Fernando Alonso in Monaco.
Webber recorded a 1.14.381 to line up first as pacesetter Michael Schumacher received a grid drop.
Mercedes' Nico Rosberg posted a 1:15.159 in Third Practice at the Circuit de Monaco.
McLaren's Jenson Button led the way in a rain-hit Second Practice with a 1.15.746.
Ferrari's Fernando Alonso topped the timesheets in First Practice with a 1:16.265.
There's nothing like Monaco. Reigning world champion Sebastian Vettel talks us through the ultimate street circuit.