Assuming GRE and googling “greg shark” I get GRE Norman, who seems to be CEO of a company called Great White Shark. The google blurbs indicate Greg Norman is a famous golfer, and a lot of the answers seem to be athletes. Not famous enough – I never heard of him.
Oof. Well, you got there anyway. Yes, GRE Norman.
I love these even though I’m having trouble guessing them! The only one I got was 38, Red Rogers, but someone was ahead of me there.
This could have some connection to Picabo Street–does that help anyone?
I’ve given up politics to be big, yellow, and hated by drivers.
With 71, I’m a child star who is utterly astonished in Minnesota.
With 70, I’m surprised when someone eats the daisies.
Compiling again. Apologies for errors!
**8. I look at my mountain before I ski, then I cover my eyes, then I look again.
8. I am a skier with my own mountain. **
19. I was a great tennis player until that dramatic explosion. (Alternate answer “Arthur Ash” already given)
31. I play versatile cultural roles, primarily for the horses and pigs.
36. When it comes to diamonds, I always blow out the competition.
42. I should hold my new phone a cubit from my ear.
**43. You could call me a golden god of the kitchen. ** (Alternate answer “Rachel Ra” already given.)
**44. Wait, wait, I need to light up this doobie. **
**48. I’m a baseball player who is way cooler than you are, though I hope I don’t get too popular. **
**50. I’m a seminal film director with a case of the clap. **
52. I’ll probably change your diapers if you cross the continental divide.
**54. Between vampire hair and a fishy face, I’m a bit odd looking. **
**55. I’m still dead, but I’m worth about $1.02 now. **
56. I could be a synthetic cow.
57. I am licensed to take lots of steroids.
59. My face was damaged in a car accident, not while looking at myself.
62. I’m a diminutive actress who would feel right at home in a grass house.
64. My animal companion knows exactly who I am.
65. I like to start feuds, but I should bury the hatchet.
66. I’m finished with music and politics now I got avant-garde and experimental performance art.
67. There’s something magical about the way I swim through the water with my webbed feet.
68. One of the letters in my surname blew away while making a movie.
69. I’ve given up politics to be big, yellow, and hated by drivers.
70. With 71, I’m a child star who is utterly astonished in Minnesota.
**71. With 70, I’m surprised when someone eats the daisies. **
George Bus. (Or George Bus, or Jeb Bus…)
Clark Gale!
Barry Bond? Like “bonded”? You know, “licensed and bonded”…
Correct and correct!
The second one was “licensed” like James Bond.
I’m always being told to sit without moving a muscle.
I wish you would come and see me sometime and babysit.
I’m sorry, Dave, I can’t open door number 3.
I like to give people automobiles.
I don’t have a big role at all, in fact it’s a very small part or amount.
Ma West, which may or may not be the answer to a previously provided question. 
Thus proving it’s not just great minds that think alike. 
I’m easy to spot at the auction because I’m so tall and pale.
My laugh gives people headaches. I should go to a doctor. A rich doctor! I love rich doctors!
–Monty Hal
Is it #52?
That’s it!
It is indeed!
Mae Wet.
XX. My indian companion indicates he is going to California.
Me West