On TV: Avril Lavigne, Gwen Stefani, Taylor Hicks

Pop acts on television this week include Avril Lavigne, who visits ‘Total Request Live’ on Monday; No Doubt singer Gwen Stefani, who visits ‘TRL’ on Monday and ‘The Late Show with David Letterman’ on Tuesday; ‘American Idol’ season five champ Taylor Hicks, who performs on ‘The View’ on Monday, ‘The Early Show’ on Tuesday, ‘TRL’ on Wednesday, and ‘The Megan Mullally Show’ on Thursday; Nelly Furtado, who visits ‘TRL’ on Wednesday; Jewel, who performs on ‘The Late Late Show with Craig Ferguson’ on Thursday; and former *NSYNC star Justin Timberlake, who hosts and is musical guest on ‘Saturday Night Live’ this weekend.