(AFX UK Focus) 2010-02-11 19:13 Zynga to buy Facebook game maker Serious Business

NEW YORK, Feb 11 (Reuters) - Zynga said on Thursday that it would buy Serious Business as the online game provider, often seen as a top IPO candidate, expands its stable of social games on Facebook. Zynga, known for games including "FarmVille" and "Mafia Wars," did not disclose terms of the deal for San Francisco-based Serious Business, whose game "Friends for Sale!" is played by more than 6 ...