101 Dalmatians II: Patch's London Adventure (2003) is an animated family adventure from Disney and a sequel to One Hundred and One Dalmatians (1961). Featuring the voices of Bobby Lockwood, Barry Bostwick and Martin Short, the film follows Patch as he becomes separated from his family in London and joins his television hero Thunderbolt on an unexpected adventure. Based on Dodie Smith's The Hundred and One Dalmatians, the story combines family themes, comedy and adventure.

Från IMDB:
Being one of 101 takes its toll on Patch, who doesn't feel unique. When he's accidentally left behind on moving day, he meets his idol, Thunderbolt, who enlists him on a publicity campaign.