lovatts Holiday collection 89 Crack the Cryptic

Any help with the following would be greatly appreciated
51a Its sneaky to see funny video before us (7) ???i??l
65a showed extreme foresight in battle (5) f???t
68a no body odour in a way is a godsend (4) b?0?
52d appear to be part of profitable merger (6) ??e???
Thankyou so much Carole