Desperados Mexican Restaurant is celebrating 45 years in business, according to a banner on its locations. The restaurant was started in 1976 and has two locations near Richardson, with one in Dallas at 4818 Greenville Ave. and a location in Garland at 3443 W. Campbell Road. Desperados serves authentic Mexican cuisine as well as Tex-Mex favorites. 972-530-8886. www.desperadosrestaurant.com