Actress Saoirse Ronan appeared on Saturday Night Live over the weekend, and not all of their sketches went over so great. Ronan is Irish-American, and the show seemed to want to talk a bit about her cultural background, but chose a very weird angle to do it. It's basically 4 minutes of them making fun of the Irish via Aer Lingus, the country's popular airline.
The main points are that Irish people love dogs and only eat potatoes, which isn't the most wildly offensive thing I've ever heard, but still not particularly funny or interesting.
The response from Irish people has still been pretty negative. They kind of just can't believe how stupid it is: