rivet remover

do any one know how to remove the gt ground effect? i was ablt to remove the plastic rivets, but not able to remove the alumimiun rivets from the lower ground effect. under neath the door. i bought a different side scoop and wanted to put then on, but wasn't able to remove the lower gt side skirt to replace the side scoop. can some want help me with is. thank very much.
sonny

Welcome to AF!!!! You do realize you posted this like 4 times, and in the wrong section....

probably the easiest is grinding them off, and replacing with small nut and bolts. or using a punch, and punch them out, and replace with new pop rivets.