Adam Lambert Sings Lady Gaga in 'Glee' Promo - Watch Now!

Adam Lambert dons a low cut shirt after enjoying Taylor Momsen‘s The Pretty Reckless Band concert at The House of Blues on Friday (October 11) in West Hollywood, Calif.

Earlier in the day, the 31-year-old singer posted a pic of himself from the upcoming episode of Glee on Instagram and wrote, “#glee #starchild.” Check out the pic below!

PHOTOS: Check out the latest pics of Adam Lambert

Have a look at a preview of Adam singing Lady Gaga‘s “Marry the Night” on Glee below!

Last week, Adam was spotted chatting on the phone while doing some shopping at Barneys New York in Beverly Hills.