"Yes, a stretching charm, that's a good idea," Xen agreed, and he withdrew his wand from his trouser pocket. He murmured the words of the spell, flicking his wand.
And then he laughed in surprise as the couch stretched out towards him, nearly toppling him over. He back stepped in time. The first try only stretched the couch out part way, but with a second helping of the spell, it was nice and roomy for two.