Black Hole

May contain traces of nut
I heard a noise in the night, and discovered my kitchen Asda-special TV had turned itself on!
You have qualified which of your ASDA-special TVs you are referring to. Did your other Asda-special TVs turn themselves on? If not, are they a different model? :D

I knew I had heard them all chattering away to one another and comparing channels in our Asda, but nobody would believe me. Now we have PROOF!