Well, this is awkward.
Her husband,Justin Timberlake, is of course a former member of the famous boy band.
According to Fallon, the interview, which is from 1999, aired long before the two met.

Andrew Lipovsky/NBC
The pair have been married since 2012, and have one son together.
I was listening to old-school stuff.
I was listening to theater productions, I was listening toRent.
I knew every word ofRent, she said, adding, I lived under a rock.