See Some of the Most Interesting 2016 Endorsements

New Jersey Gov. Chris Christie endorsed business Donald Trump for president on Feb. 26. Here, the candidates greeted each other during a commercial break in a Feb. 6 Republican presidential debate.

Former Florida Gov. Jeb Bush endorsed Texas Sen. Ted Cruz for president. They are seen here shaking hands on Feb. 13, 2016, in Greenville, S.C.

Rapper Killer Mike, left, has endorsed Democratic presidential candidate U.S. Senator Bernie Sanders, (I-VT).

Former Alaska Gov. Sarah Palin endorsed Republican presidential candidate Donald Trump on Jan. 19, 2016.

Former Florida Gov. Jeb Bush shakes hands with South Carolina Senator Lindsey Graham during a news conference in which Graham endorsed Bush for president in North Charleston, S.C. on Jan. 15, 2016.

Screenwriter and actress Lena Dunham supports Democratic presidential candidate Hillary Clinton. Here she speaks at a Hillary Clinton campaign office on Jan. 8, 2016 in Manchester, N.H.

Republican Presidential hopeful and former Arkansas Gov. Mike Huckabee has the support of actor Chuck Norris, right.

This still image made from video provided by the Cruz campaign via YouTube shows presidential candidate Ted Cruz. In the video, Cruz is endorsed by "Duck Dynasty" star Phil Robertson.

Kim Kardashian and Kanye West have publicly supported Hillary Clinton.

Entertainer Tony Orlando performed during Arkansas Gov. Mike Huckabee's announcement of his candidacy for the 2016 presidential race.

Philosopher and academic Cornel West, right, endorses Vermont Senator Bernie Sanders (I-VT).

Fighter Vitor Belfort, seen during a workout, has endorsed neurosurgeon Ben Carson.

Singer Katy Perry performed during a rally for Hillary Clinton, who she publicly supports.