You do that, and have an unconcerned night.
They seemed unconcerned that their feet were buried in snow.
Deidre glared at the phone, comparing Logan's unconcerned response with Dr. Wynn's kindness.
She played with the lamb for a little while longer, unconcerned when both straps fell.
Rhyn righted himself, unconcerned, and barreled toward the demons.