Read the following passage and answer if the question is true or false.
Passage: Billy Thunderman (Diego Velazquez) is the third-born Thunderman child. He is an energetic little brother to Phoebe and Max and older brother to Nora and Chloe. His superpower is super-speed. In one episode, it was revealed that Barb gave birth to Billy in the air while her husband was transporting her to a hospital, implying that Billy likely hit his head after birth, which is probably why he is sometimes unintelligent.

Question: are billy and nora from the thundermans twins?

Is the answer True or False? Respond with only "True" or "False" and no additional text.
False. Billy and Nora are siblings, but they are not twins.