VGA is an analog signal so the converter has to convert the signal from analog to digital. Many VGA to HDMI converters also take an audio input and add that to the HDMI signal since HDMI does both audio and video, while VGA only does video.
Chaka Khan sings the song entitled Your Smile. She also sings Ain't Nobody, Through the Fire, and I'm Every Woman.
You're a Mean One, Mr. Grinch from How the Grinch Stole Christmas! is featured as a background song in A Very Glee Christmas, the tenth episode of Season Two. It is sung by k.d. lang and Will (Album Version). The song is retitled Sue the Grinch for this occasion, while Sue is stealing presents in the choir room.