Martin could be seen lying down on a bed in a white fluffy dressing gown as he spoke to fans.
“Tomorrow is a huge day in this new project I’m working on – Sorry to tease, ’cause I’m not allowed to tell you – but I’m really worried,” he said to camera, before laughing nervously.
“And not at all ready… so anyway… hopefully I will survive,” he cryptically continued.
Alongside the footage, he reached out to his followers: “Still can’t tell you why but I could do with some moral support, which is tricky I know, as you don’t know what I’m doing.
“So maybe just a generic ‘it’ll be fine’?” he wrote.