i looked in his eyes, it was >> his former co-stars demi moore, rob lowe and jennifer grey also revealn't know. >> patrick was superhungry for connection. his heart and my heart got along really well. ♪ i've had the time of my life >> he knew going into "dirty dancing" he goes this is it. this is where i pull out the dance card and do this and so i >> but the documentary doesn't shy away from patrick's struggles with alcohol. >> i have these demons that run around in my insides. i've done everything in the world, thinking, i'm going to get rid of them. i don't know if i ever will. >> because of his drinking, he and lisa separated for a year prior to his cancer diagnosis, but they found their way back to each other. she was by his side when he took his very last breath. >> when you love someone deeply, that's something that never changes. >> he's certainly missed. the documentary premieres this sunday on what would have been patrick's 67th birthday. >>> let's move on now, we are 12 days away from the big mtv vmas. i will be there. and look, i'm already doing what i can to get red carpet