Michelle Obama to Make Guest Appearance on NCISPart of the 'Joining Forces' initiativeMichelle Obama is set to make a guest appearance in an episode of the CBS show “NCIS.”Friends Read FreeSaveUS First Lady Michelle Obama introduces a musical act during the annual Easter Egg Roll on the South Lawn of the White House in Washington, DC, March 28, 2016. (Photo credit should read SAUL LOEB/AFP/Getty Images)By Steven Klett4/22/2016Updated: 4/24/2016PrintREAD MOREPresident Obama Releases Statement on Prince’s Death