Nine out of ten dentists recommend you watch the latest video that’s kind of about orgo, this time with musical references to  the Harlem Shake and other songs we’ve tried to forget about. Its rappers are decked out in Columbia University apparel and a shirt that reads, “I have nice abs”—naturally, its creators are current and former members of the swim team, including Alex Ngan, Zhaoqi Li, and Mitchell Veith. Watch.