First lady Michelle ObamaMichelle LeVaughn Robinson ObamaObama on social media: You’ve got to ‘think before you tweet’ MSNBC trolls Trump with video montage of Obama saying ‘Merry Christmas’ Overnight Regulation: USDA delays healthy school lunch requirements | Senate panel advances controversial environmental pick | Drone industry pushes to ease rules | Dem commish joins energy regulator MORE will appear on “The Late Show with David Letterman” on Aug. 29, CBS announced Wednesday.

Mitt Romney’s running mate, Rep. Paul RyanPaul Davis RyanMcConnell names Senate GOP tax conferees House Republican: 'I worry about both sides' of the aisle on DACA Overnight Health Care: 3.6M signed up for ObamaCare in first month | Ryan pledges 'entitlement reform' next year | Dems push for more money to fight opioids MORE (R-Wis.), is scheduled to deliver his speech to the GOP nominating convention that evening. While Obama’s TV appearance likely won’t conflict with broadcast coverage of the convention, the first lady’s media tour could mark another spotlight grab by President Obama's campaign during a week traditionally reserved for the Republican Party. 


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Vice President Biden also plans to hold a rally on Monday, the first day of the convention, in Tampa, Fla., where the convention is located.

And President Obama will be campaigning in Ohio, Colorado and Virgina on Tuesday and Wednesday of next week.

The first lady plans to discuss back-to-school tips and changes to school lunch programs nationwide during her appearance on the show, according to a press release from CBS.

It is the her third appearance on the show. She last appeared on the "Late Show" in June.