Two of the Knights most promising stars are sticking with the club until 2020.
Forwards Daniel and Jacob Saifiti have penned two-year contract extensions with Newcastle.
Daniel says he and his brother are happy to remain in the red and blue long term.
"We have been here for two years and I can’t imagine being anywhere else."
The 21-year-old twins have already played around 40 games each in the top flight.