The first photo shows the pattern as it is published in the Festive Knits collection, and as a single pattern. The other 2 photos show the older version of the pattern.
Squirrel: 50 g of worsted weight yarn, 10 g of fuzzy or eyelash yarn, pair of safety eyes or buttons, stuffing, 4 mm straight knitting needles, tapestry needle
Overalls: 25 g or worsted weight yarn, pair of buttons, 4 mm straight knitting needles, tapestry needle
The pattern for the red sweater is no longer available, but the slipper pattern is here.