Farting Farting , also known as flatulence or " blowing off " , was a bodily process that affected some species , involving the expulsion of gas . Many people thought farting humorous . ( TV : " Revenge of the Slitheen " ) Amongst humans . Farting was frowned upon by human s , due to its foul smell and loud noise . Many humans , though , thought farting humorous . ( TV : " Revenge of the Slitheen " ) Ingestion of food such as cabbage , ( TV : " Revenge of the Slitheen " ) and baked bean s , ( TV : " The Bounty Hunter " ) could induce it . Among the Raxacoricofallapatorian species . When members of the Slitheen family used compression field s to fit themselves into human skin suit s , it caused a condition called " gas exchange " which was similar to farting but with a smell like bad breath . This was due to calcium decay as Raxacoricofallapatorian s were a calcium - based species . ( TV : " Aliens of London " / " World War Three " ) They eventually solved this problem , as well as becoming able to fit into slimmer skin suits . ( TV : " The Lost Boy " ) When Blon Fel - Fotch Passameer - Day Slitheen , in the form of Margaret Blaine , took Cathy Salt to the toilet s to kill her , she noted her " little tummy " was " complaining " when she farted loudly . Soon after , when she farted after entering the toilet , Cathy remarked , " Sounds like we got here just in time . " . ( TV : " Boom Town " ) A Slitheen disguised as Ambassador Rahnius , who arrived in Sarah Jane Smith ' s attic to apparently reward her and friends , was exposed by his uncontrollable farting , despite blaming it on his chair . ( TV : " From Raxacoricofallapatorius with Love " ) Leef Apple Glyn Slitheen - Blathereen farted while eating Shepherd ' s pie cooked by Clyde Langer . Later on , Sarah Jane had Mr Smith replicate the sound of an alarm bell to destroy the Rakweed in Leef and Tree ' s stomach s , causing a massive methane gas build - up which killed them both , exploding and covering Sarah Jane ' s attic with their remains . Clyde Langer noted that they had " farted themselves to death . " ( TV : " The Gift " ) Other instances . Farting was still possible after death , as the living dead man Owen Harper discovered shortly after being brought back to life by the resurrection gauntlet . He mourned in advance his last fart , saying that , along with sex , he ' d miss it . ( TV : " Dead Man Walking " ) The governor of Justicia ' s obesity and flatulence led Rose Tyler to believe he was a member of the Slitheen family in disguise . She attacked him , but soon discovered he was just a large human . Later , Lazlee Flowers inadvertently revered her presence to Ermenshrew Blathereen when she farted . ( PROSE : " The Monsters Inside ) " When Victor Kennedy absorbed Bliss , her face ended up on his right buttock . When Elton Pope asked where she was , Kennedy lifted himself up , farting as Bliss told him he didn ' t want to know . ( TV : " Love & Monsters " ) Having experienced a sudden bout of stomach trouble as part of the Adipose necklace - induced full parthenogenesis , Stacy Campbell suffered a loud fart on the moment of her death as she exploded into a pile of Adipose in her bathroom , which was witnessed by Donna Noble . ( TV : " Partners in Crime " ) The living Mona Lisa painting claimed that her model " farted like a donkey . " The animated painting also asserted that her so - called enigmatic smile was due to her model experiencing wind during the portrait sittings . ( TV : " Mona Lisa ' s Revenge " ) The Vykoid s disguised their ship as a mammoth which , as encountered by Amy Pond and the Eleventh Doctor , was notorious for its farting . ( PROSE : " The Forgotten Army " ) Sam Swift the Quick once quipped that the Twelfth Doctor was so old , he " farts dust " . ( TV : " The Woman Who Lived " ) Other references . Clyde Langer commented to Maria Jackson that the claim of what were apparently Luke Smith ' s real parents " [ stank ] like a Christmas dinner fart " . ( TV : " The Lost Boy " ) Among the jokes he told in order to use laughter to defeat the Pied Piper was " " What ' s invisible and smells like carrot s ? Rabbit farts . " " ( TV : " The Day of the Clown " ) Clyde later commented that an old shed next to Ashen Hill Manor smelt like " cucumber farts " . ( TV : " The Eternity Trap " ) Behind the scenes . Several stock farting noises are played constantly alongside quotes by Blon Fel - Fotch Passameer - Day Slitheen in the web - based game " Slitheen Surfer " . In " Monster Match " , a fart sounds when the player matches the Slitheen .