Check out dermatologist Dr. Will Kirby, as seen on Dr. 90210, Big Brother and Extra (he’s their celebrity medical correspondent), on The Shopping Channel this Wednesday. The reality-show fixture will be launching Neutrogena’s Dermatologics Retinol NX Concentrated Retinol Serum in Canada, exclusively to TSC. What’s so special about it? Already popular in the U.S., the high-tech formula contains a stabilized and pure version of retinol, the wrinkle-smoothing wonder ingredient. Call 1-888-2020-888.