The gang attempts to talk about the coral gap, but instead Amanda spends nearly 40 minutes trying to explain why Petoskey Stones are cool, and James tries to sidetrack her at every turn. Meanwhile, Curt is too drunk to care. Our sincerest apologies to all of the coral workers out there.
 
References:
Robinson, George W., and Donald Reed. "Pink Petoskey Stones from Northern Michigan." Rocks & Minerals 88.3 (2013): 244-249.
Stanley, George D. "The evolution of modern corals and their early history."Earth-Science Reviews 60.3 (2003): 195-225.
Stolarski, JarosÅ‚aw, et al. "The ancient evolutionary origins of Scleractinia revealed by azooxanthellate corals." BMC evolutionary biology 11.1 (2011): 316.