Nyorai mberi kweiyi ndima - Mwaka wa2008 wakanga uri musanganiswa wokubudirira nokuodzwa mwoyo kwaWilliams. Apo Rosberg akakwanisa kuwana 2 podiums muAustralia
uye Singapore, chikwata chakatambura pamakwara ane makona anomhanya zvikuru. Chokwadi chokuti chikwata chaiva chimwe chekutanga kuchinja kukura kumotokari yavo ye2009 (apo mitemo mitsva yakauya) yakadzivisawo mwaka wavo uye Williams yakapedza 8th inoshungurudza muConstructors' Championship. Rosberg akataura kuti kunze kwekunge chikwata ichi chakakwikwidza munguva pfupi iri kutevera, aizotarisa kutyaira kumwe kunhu. Williams akachengeta Rosberg naNakajima mwaka wa2009.