Singer Taylor Swift will be offering presentation and technique advice to aspiring pop stars on the seventh season of TV show `The Voice`.

NBC has confirmed that Swift will be a mentor for three episodes on the singing reality show, reports contactmusic.com.

The network has also announced that she'll be a `key adviser` during the Knockout Rounds.

Presenter Carson Daly made the announcement Friday, saying: "Seven-time Grammy winner Taylor Swift is going to act as the sole mentor for all of our teams during the Knockout Round. We're happy to have her.`

The 24-year-old will now join fellow newcomers Pharrell Williams and Gwen Stefani, as well as `The Voice` veterans Blake Shelton and Maroon 5's lead singer Adam Levine.