for advertisements, bearing posters, with the development of "StreetTalk" by JCDecaux. This is in addition to the ST6 public telephone introduced in 2007 which is designed to feature a phone on one side and a JCDecaux-owned advertising space on the otherside. The advertising pays for the running of the phone. In 2018, the UK Local Government Association drew attention to "Trojan" telephone boxes. These are telephone boxes whose main purpose is advertising. A loophole in planning law allows these to be erected without planning permission and the LGA is seeking to close this loophole. Replacements for telephone booths In the final third of the 20th century, pay telephone mounted on walls or kiosks became more common, often replacing older telephone booths. In popular culture In comic books published by DC Comics, the telephone booth is occasionally the place where reporter Clark Kent discards his street clothing and transforms into the costumed superhero Superman. Some films and television series featuring the character have also used, referenced, or spoofed this plot device. The BBC science-fiction television series Doctor Who features the TARDIS, a time machine disguised as a Mackenzie Trench-style police box (a phone booth used by police). La cabina is a disturbing 1972 Spanish short film about a man trapped in a phone booth. Nobody is able to free him, and the whole booth — with the man still inside — is carted away to a warehouse. The 1986 comedy film Clockwise features John Cleese's character vandalising a phone in a booth in frustration after it malfunctions. The scene played on the public perception in Britain at the time that telephone booths were frequently out of order. Phone Booth is a 2002 thriller film where a man in a phone booth is targeted by a sniper. The Bill and Ted films from 1989 (Bill & Ted's Excellent Adventure), 1991 (Bill & Ted's Bogus Journey), and 2020 (Bill & Ted Face the Music) set in San Dimas, CA used a phone booth as a means of time travel and transport of historical figures. In Harry Potter and the Order of the Phoenix, Harry and Mr. Weasley enter a London phone booth and dial 62442 (MAGIC). The booth is an elevator used as the visitor's entrance to the Ministry of Magic. In the famous opening credits to the 1960s T.V. satire comedy Get Smart, Maxwell Smart (played by comedian Don Adams), a Bond-like