Jennifer Lopez celebrated her appearance on Saturday Night Live by hitting an afterparty with her husband Marc Anthony in NYC. Her turn hosting had been timed to coincide with the upcoming release of The Back-Up Plan and her new album, but her musical agenda has been delayed after her sudden split from Sony Music. Instead of performing any of her recent singles, Jennifer chose to perform a song called "Starting Over" — also watch her imitation of Rihanna after the jump. We're also looking forward to her next TV cameo, though, when her episode of How I Met Your Mother airs next Monday.
To see the sketch of J Lo imitating Rihanna just