1964 Chevy Impala front grill assembly removal

Removing my front grill assembly off my 1964 impala. Going to install all new chrome grill and trim. I couldn’t find much info on the removal so I just started pulling bolts off. It seems as removing the front bumper made it easier. Thanks for watching I’ll post video of when I start to drill out the rivets and figure out how to install all the new chrome