Bette Midler was “so confused” by TikTok. The 78-year-old actress sat down to use the viral video-sharing app for the first time after her character in the new comedy film ‘The Fabulous Four’ did the same but admitted that it took her by surprise because she spent several hours on it without even realising. She told US TV show ‘Extra: “I was so confused. “ I went on at 10 in the morning and I didn’t get off until two in the afternoon. I said, ‘What happened? What happened? Where did the day go?’” Bette recently joined the viral app and while she has only posted two videos so far, she already h…