Abstract: A drywall-frame-affixable corner bead has a corner-bead wall (1) with a corner-bead base that is affixed directly to corners of drywall framework (4) for extending the corner-bead wall outwardly to where outside surfaces of drywall (3) will be when the drywall is added later after the corner-bead base has been affixed securely to drywall framework. The corner bead can be shaped arcuately or otherwise as desired. Positional framework is extended intermediate the corner-bead wall and the corner-bead base for positioning the corner-bead walls at outside edges of drywall that is attached over the corner-bead base. A domed bead joint (17) is provided for three-sided bead corners. A use method includes affixing the corner-bead base to the drywall framework prior to attaching the drywall in order to position the corner-bead base intermediate the drywall and the drywall framework.