Pop acts on television this week include Avril Lavigne, who visits ‘The Sauce’ on Monday, ‘The Late Show with David Letterman’ on Tuesday, ‘Live with Regis and Kelly’ and ‘Total Request Live’ on Wednesday and ‘The Ellen DeGeneres Show’ on Friday.

Lily Allen will perform on ‘The Tonight Show with Jay Leno’ on Monday and ‘The Ellen DeGeneres Show’ on Wednesday.

‘American Idol’ reject Haley Scarnato will hit up ‘The Ellen DeGeneres Show’ and ‘Live with Regis and Kelly’ on Monday and ‘The Morning Show with Mike’ and ‘Fox & Friends’ on Tuesday.

Ricky Martin goes to visit ‘The Ellen DeGeneres Show’ on Tuesday.

The Pussycat Dolls will appear on ‘TRL’ via web cam on Wednesday.

And current ‘Idol’ Taylor Hicks performs on ‘Live with Regis and Kelly’ on Friday.