Season: 23 Original Air Date: 2/15/2010 Bill and Steffy’s intimate encounter is interrupted by Katie’s unexpected arrival home. While Bill tends to Katie, Steffy sneaks out the back door, but not without a taking souvenir of her evening. Steffy is sure that she now has the upper hand needed to regain Forrester Creations for her family. Tensions rise as Bridget mandates the way Aggie takes care of herself while she is still employed as her and Nick’s surrogate.