Manchester City striker Sergio Aguero has expressed his delight at his side's winning start to their Champions League campaign.
The Argentina international was on target in Manuel Pellegrini's team's 3-0 away win against Viktoria Plzen in Group D.
"A very motivating start for the Champion's - enjoying the victory but with our minds on Sunday's derby. C'mon City!" Aguero wrote on his Twitter page.
Edin Dzeko and Yaya Toure also scored for City against Plzen.