Oscars, Yoko Ono’s 80th birthday, Ira Glass’ “This American Life” and Fela! all covered in Tuesday’s “Culture Lunch” segment with Chicago Tribune critics Chris Jones, Nina Metz and Mark Caro and entertainment editor Scott Powers. Livecast recorded Feb. 19 live from the Tribune newsroom. For more video, visit http://chicagotribune.com/video, subscribe to this channel, or follow us @TribVideo.