haha, i saw you uploaded full episodes from the 2018 series? did you get any copyright strikes/claims or takedowns? i was thinking of doing the same with this series
I bet Ant and Dec are bored waiting for the brand new series of their popular show Ant and Dec's Saturday Night Takeaway to start again in February, that's why they're in Black and white down of the dump to wait a while as time went slow to them.
maybe representing how boring and repetitive the days have been throughout lockdown, and then the colour comes back when something new and exciting happens (the start of the show)