Marcia Wallace dies at 70: Celebrities react on Twitter

“RIP brilliant. funny Marcia Wallace, tireless advocate for working actors. Long live Carol Kester & Edna Krabappel!” — @clarkgregg  (Chris Pizzello / Invision / Associated Press)

“Dame Marcia Wallace. The warmest, wittiest woman with the most hilarious laugh. We’ll miss you, dear lady.” — @MarthaPlimpton  (Kirk McKoy / Los Angeles Times)

“RIP the great Marcia Wallace. Funny lady and very nice too. #Carol #MrsCrabapple” — @Andy  (Jamie McCarthy / Getty Images for Esquire)

“RIP Marcia Wallace...from Bob Newhart’s desk to detention w/ Bart to a whirlwind romance w/ Seymour, you will be missed. :( #MrsKrabappel” — @nerdist  (Katie Falkenberg / Los Angeles Times)

“Does anyone else hear their childhood slipping away? R.I.P. Marcia Wallace” — @GigiLevangie  (John Shearer / WireImage / Getty Images)

“RIP Marcia Wallace, insanely funny, and more importantly, one of the nicest I’ve ever know......” — @WillieGarson  (Carlos Chavez / Los Angeles Times)

“Our dear sweet friend Marcia Wallace has died. A walking lesson in comedy. Long live Carol Kester & Edna Krabappel!” — @frankdecaroshow  (Allen J. Schaben / Los Angeles Times)