In this task, you are given a context paragraph of the tweet and question. Your task is to generate right answer of given question based on given context tweet paragraph.

Context: David @Letterman announced he's retiring in 2015. It's been 31 incredible years. Television won't be the same without you, Dave.— Ellen DeGeneres (@TheEllenShow) April 3, 2014 Question: who is retiring in 2015?
@letterman

Context: #MemoriesPizza because nothing says tolerance like threatening to kill Christians & burn down their businesses #tcot Victor Nikki (@hapkidobigdad) April 2, 2015 Question: what is the tone of this tweet?
sarcastic

Context: So sorry to hear about Eric the Actor. He truly didn't care what u thought of him. Which in some ways made him happier than us all. Miss u!— Artie Lange (@artiequitter) September 21, 2014 Question: who is artie lange sorry to hear about?

eric the actor.