Luna was chatting to the portrait of a wizard in a toga as Colin smiled endearingly at her. Luna had re-opened Ollivander's in Diagon Alley, and Colin ran the business while Luna made the wands. It was a symbiotic relationship that worked well - Luna certainly didn't have the business acumen to do it without her husband. The successful little shop sat right between Weasleys" Wizard Wheezes - still a menace in Hermione's opinion - and Quality Quidditch Supplies, now owned and run by Ron.