Thunderbirds Are Go! Holiday: Secrets of the Flock

'''Thunderbirds Are Go! Holiday: Secrets of the Flock''' is a 2018 New Zealand-British science-fiction computer-animated television special that is based on remake/revival Thunderbirds Are Go! television series, programme produced by ITV Studios and Pukeko Pictures. It is set in between of season two and season one of TAG, is in the winter during the celebration of Christmas.