42 Celebs And Their Weight Loss Transformation 22. Kirstie Alley At 65 years old and continuing to fluctuate in weight, Alley is back to showing off her slimmer figure after losing 50 pounds. Prev Next Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42