Cadillac Deville Distributor Replace/Remove

Hi,l My Car Stutters Rides Rough, And When I Really Step Into It, It Turns Off, It Starts Back Up Fine Then Runs A Good 20 Minutes Then...

I Removed The Distributor,but Forgot To Mark Location Of Rotor. Replaced Distributor,now It Won't Start.it Cranks But Won't Start.....

While Doing A Tune Up On My Cadillac, I Changed Out 4 Plugs On The3 Drivers Side, Then Changed The Rotor,and Cap. I Attempted To Start It...