Point out the odd item:

Explanation

A Raisin in the Sun is a play by Lorraine Hansberry that debuted on Broadway in 1959. The title comes from the poem "Harlem by Langston Hughes

Twelfth Night is a comedy by William Shakespeare

Ozidi is a folk hero among the Ijo of Nigeria, and the subject of The Ozidi Saga composed by playwright and poet John Pepper Clark.

The Concubine is the debut novel by Nigerian writer Elechi Amadi

Romeo and Juliet is a tragedy written by William Shakespeare