An oft-used stock phrase when it comes to merchandising or advertising, done to ensure the intended consumer that their product has evolved beyond its original form. How true such a bold statement actually is tends to be subject to personal opinion. This can also use other family members in place of "father". "Mother", "Grampa", or "Grandma" are the most common. Also appears as "isn't your father's". Examples of Not Your Daddy's X include: