"Beverly Hills Chihuahua is a 2008 comedy film by Walt Disney Pictures. It is directed by Raja Gosnell and released on October 3, 2008. The plot centers around a Chihuahua, Chloe, who gets dognapped in Mexico and has to escape from an evil Doberman, El Diablo, with help from a lonely German Shepherd, Delgado, and a hyperactive male Chihuahua, Papí, who has a desperate crush on her."
Above taken from this page..
Wayne and I watched this a couple of weeks back. It's really funny.