Completely stuck on bottom left.
49A - a???g???m? (9) Maybe Grandma moves to music, tossing head and hair
53A - t???o?? (7) Land's monarch aboard coach
56A - c???n???? (9) Concern worried miser putting job first
37D - ?e?e???a?? Outwardly like Highland peaks area in odd land claimed for development - Lebensraum??
47D - ?????? (6) - Muslim state to take place on has operated in
50D - ????? (5) - I may make bacon roll up shortly - I'm not sure