- "Look, my older brother has a couple of kids, and they were born in a hospital!"
– Numbuh 5 to Numbuh 1
Numbuh 5's Brother is the son of Dr. Lincoln and Mrs. Lincoln as well as the older brother of Abby and Cree Lincoln.
He was never seen in the series and was only mentioned in Operation: D.I.A.P.E.R. by Abby. He has no known name and it is mentioned that he has children. He is also the reason that Abby knows so much about babies and how to take care of them.
Trivia[]
- He must be significantly older than both of his sisters, especially if he's out of the house and already had kids of his own.
- It is likely that he lives in France.[1]
- He was born in France. [2]
- It's unknown what kind of relationship he has with either of his sisters or their parents.
- He never makes a physical appearance in the series and he's never mentioned again after Operation: D.I.A.P.E.R.