Last Week Tonight with John Oliver

Topics: state lotteries; the technological marvel that is the salmon cannon.

Guests: Nick Offerman, H. Jon Benjamin, Sarah Baker. Topics: U.S. state legislature elections; American Legislative Exchange Council.

Guest: Jane Goodall. Topics: sugar; Toronto politician Doug Ford, Jr.

Guest: Mohammad Usafi. Topics: special immigrant visas; the U.S. Supreme Court.

Guest: Jeff Goldblum. Topics: the 2022 Winter Olympics; civil forfeiture.

Topics: Drones; the budget shortfall in Kansas.

Guest: Kathy Griffin. Topics: the U.S. embargo against Cuba; Miss America 2015.

Topics: the Scottish independence referendum; Twitter.

Guest: A Great Big World. Topics: ISIS; student debt; a eulogy for the lost mating space geckos.

Topics: The Michael Brown shooting and police militarization in Ferguson, MO; equal pay for equal work.

Guest: Sarah Silverman. Topics: payday loans in the U.S.; the Russian embargo on imported U.S. chicken and soybeans.

Topics: Argentina's debt default; native advertising.

Topics: Nuclear annihilation; Russia's lost satellite carrying mating geckos.

Topics: Prisons with puppets; Israeli-Palestinian conflict; Commonwealth Games.

Topics: Income inequality in America; the public image of the C.I.A.

Guest: Pepe Julian Onziema. Topics: Burwell vs. Hobby Lobby case; Nigerian LGBT rights.

Guest: Steve Buscemi. Topics: Dr. Oz's Senate hearing and the Dietary Supplement Health and Education Act of 1994.

Guest: Stephen Hawking. Topics: Washington Redskins name controversy; U.S. immigration reform.

Guest: Right Said Fred. Topics: FIFA; Bashar al-Assad.

Topics: Net neutrality in America; the Scripps National Spelling Bee.

Guest: Fareed Zakaria. Topics: General Motors controversy; the 'right to be forgotten' and Google Spain vs. AEPD and Mario Costeja Gonzalez.

Guest: Bill Nye the Science Guy. Topics: the U.S. Senate election in Kentucky; the climate change controversy.

Guest: Simon Ostrovsky. Topics: the death penalty in the U.S.; the Sultan of Brunei.

Guest: Keith Alexander. Topics: the NSA's new image; the Indian general election; landmark POM Wonderful v. Coca Cola case.