Brawn's championship leader Jenson Button shows some pace in Barcelona clocking the fastest lap of Friday's first practice session by over 0.35 of a second
Local hero Fernando Alonso fails to give his home fans much to celebrate as his Renault is only 17th quickest in first practice
It's onwards and upwards in the second session for Alonso who is third fastest underneath a blue Barcelona sky, the Spaniard won here in 2006 and the home fans would love to see him repeat that feat
But Williams lead the way with practice specialist Nico Rosberg topping the time sheets for the eighth time in 14 sessions this season in Friday's afternoon practice
Rosberg hasn't converted practice pace into many points this season, he has 3.5 so far, and it seems his speed may well have been down to low fuel levels when his Williams appeared to run out of fuel late in the session
BMW are sporting a dramatic new look in Catalunya, they have a big aerodynamic restructure with a flat nose and updated front and rear wings, Nick Heidfeld attempts to get to grips with the changes
Kimi Raikkonen, who won here in 2005 and 2008, puts the revamped Ferrari through it's paces, the Italian team have a new diffuser, sidepods, a revised front suspension and an altered end plate on it's front wing in Barcelona
Felipe Massa weaves his way around the Circuit de Catalunya, the Brazilian tasted victory here in Barcelona in 2007 and was second in a Ferrari one-two last year
Sebastien Bourdais pulls out of the Toro Rosso garage to put his car through its paces in bright and sunny Barcelona
Nelson Piquet Jr has an eventful day finishing a credible seventh and then eighth quickest, but the young Brazilian still squeezed in a couple of spins
Lewis Hamilton spends much of the day below the radar as McLaren appear to be more focused on race strategy rather than setting a morale-boosting time
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