Yes, you need to download the Barbeque Nation app, log in, and select your city. Then, click on 'Reserve a Table,' and you'll see the option for the 399 Xpress Lunch Buffet. Select the number of people, along with your preferred date and time. If you have Smiley Points, redeem them to get a discount. Or you can directly walk in and avail of the offer, but in that case, a table is subject to availability.