The SiF and Thomas & Friends teams are collaborating together for a good cause in the name of the BBC's Children in Need organisation.
The 2011 TV event due to be hosted once again by Tess Daly and Sir Terry Wogan will be another highlight for people's calendar dates.
Elsewhere on the other hand, Thomas' voice cast members, Ben Small, Keith Wickham and Matt Wilkinson along with ex Head Writer and Voice Director, Sharon Miller will be doing their bit on the outside.
They shall be signing copies of selected Thomas books with all the proceeding money going to the charity.
The last time the production team got involved was with comedian Peter Kay's All Star Animated Band song and music video which Nitrogen Studios and ex narrator Ringo Starr also helped out with.
The Children in Need 2011 TV event will air on BBC One on Friday November 18th 2011.