Ok, here we go for xmas Dec 18 -Jan 7 father and son (15), so far....:
12/18-20 Las Vegas baby!
21 Bryan or the other one in south utah
22-25 SLC (been here many times, gonna concentrate on MT and JH)
26- Grand T
27-1 Big S, Bridger, Yellowstone (1 day)
2-4 Jackson H
7 Other southern until 11 pm flight
All the best!