The New York City theaters are offering two-for-one tickets for 21 of Broadway’s top shows during the annual Broadway Week promotion. Tickets go on sale beginning at 10:30 a.m. on Monday, Aug. 18 at nycgo.com/broadwayweek for performances running between Sept. 1 and Sept. 14. Discounted shows include Aladdin, Cabaret, Lion King, Chicago, Wicked and A Gentleman’s Guide to Love & Murder. If you’re interested, order quickly. All tickets subject to availability and blackout dates may apply.