updated 11/15/2010 AT 2:50 PM ET
•originally published 11/15/2010 AT 3:05 PM ET
So what took him so long?
“All things have their appropriate time,” he says with a laugh. “We’re still basking in the glow of our very recent engagement and enjoying that. I’m sure we’ll get on with the planning and what-not shortly, but we’re just enjoying this experience.”
Promoting the next season of the a cappella competition The Sing-Off – which premieres Dec. 6 on NBC – Lachey, 37, said Monday that he did have one ceremony idea: that all the tunes form his former group 98 Degrees “make the perfect wedding songs.”