Spartanburg-based restaurant company Advantica Restaurant Group, has announced the expiration of its offer to exchange up to US$212m of registered 12 3/4% senior notes due 2007 to be jointly issued by Denny's Holdings and Advantica (New Notes) for up to US$265m of Advantica's 11 1/4% senior notes due 2008 (Old Notes), of which US$529.6m aggregate principal amount is currently outstanding.