We know you missed seeing Sam Tsui ’11 videos. Well, have no fear, he of the multiple harmonizing personas can be back on your computers in his new capacity as “digital correspondent” for NBC’s “The Sing-Off,” the a cappella-centered show that the Whiffenpoofs competed in last year.

Watch here as Tsui sings a medley of the ‘Sing-Off’ judges’ songs. The medley includes Ben Folds’ “Gone,” a song Tsui sang with the Duke’s Men at Yale:

Compare with the Duke’s Men version:

And here, Tsui introduces ‘Sing-Off” contestants:

Tsui’s not the only Yalie involved this season. Kevin Olusola ’11 is competing with the Pentatonix. Check back for more ‘Sing-Off’ info.