The new century and shifting familial roles has only served to strengthen the importance of the father's role in a boy's upbringing. But what happens when there's no dad around to do it? Can single moms carry the torch alone? Meet Trevor Goddard, from the hit TV series Jag, whose had hundreds of roles - but none he's more proud of than father to his boys, and Thomas Ian Nicolas, from Rookie of the Year, whose single-mom did such a good job as a mother - he never felt he was missing anything.