After years of competition between Chuck E. Cheese and Showbiz Pizza Place, Chuck E. Cheese went bankrupt in 1984 and was bought by Showbiz Pizza. Showbiz Pizza then proceeded to rebrand all their locations as Chuck E. Cheese. – WTF Fun Facts
Source: https://en.wikipedia.org/wiki/ShowBiz_Pizza_Place#ShowBiz_Pizza_Time,_Inc.