were filmed from August 15 to September 19, 2017. Porter, Rick bitcoin fond (October 18, 2017). Chicago PD' wins the Windy City battle in week 33's broadcast Live 7 ratings". A b Porter, Rick (December 8, 2017).
A b Porter, Rick (January 8, 2018). Wolowitz calls again to say shes made cookies, the guys leave Howards room. Retrieved March 20, 2017. Avatar, the budding relationship between Leonard and Penny, as well as Howards plans with his mother. Seven years ago, Leonard and Raj are with Howard in his room as he sets up his laptop to mine Bitcoin.