light and power problem

[bigdoggbmx]

this is on a 87 turbo supra
hope some one out there is able to help me
k when i turned on my head lights they turned on ok but rite after they flickered and now they will not turn back but the park lights work and when i get to 1-2thousand RPMs the car does some crazy stuff the lights get realy brite inside
and the batery light comes on and the abs and the brake light turn on and than the radio will turn off i checked the alternator and the batery and all the fuses
the tirminals and ground to the body and the block and still no head lights and all the other lights on the dash turn on like the ignition when you turn on the key thoes lights so please help me you have not let me down yet so hope you can help me