Steven Fonti also known as Steve Fonti (born June 16, 1970), is a Primetime Emmy Award winner who has worked in the Art Department on movies such as "Over the Hedge" and Adam Sandler's "Eight Crazy Nights", "", "Pooh's Heffalump Movie", "Osmosis Jones" and TV shows including "The Simpsons", "Family Guy" and "Futurama".
 He was also a writer and the storyboard director for Nickelodeon's animated series, "SpongeBob SquarePants".
 He also worked on an episode of "The Powerpuff Girls" called "Catastrophe".
A Heffalump is a type of fictional elephant in the Winnie the Pooh stories by A. A. Milne.
 Heffalumps are mentioned, and only appear, in Pooh and Piglet's dreams in "Winnie-the-Pooh" (1926) and seen again in "The House at Pooh Corner" (1928).
 Physically, they resemble elephants; Shepard's illustration shows an Indian elephant.
 They are later featured in the animated television series "The New Adventures of Winnie the Pooh" (1988–1991), followed by two animated films in 2005, "Pooh's Heffalump Movie" and "Pooh's Heffalump Halloween Movie".
Candleshoe is a 1977 American family adventure film produced by Walt Disney Productions based on the Michael Innes novel "Christmas at Candleshoe" and starring Jodie Foster, David Niven, Helen Hayes in her last big screen appearance and Leo McKern.
Pooh's Heffalump Movie is a 2005 American animated film produced by DisneyToon Studios and released by Walt Disney Pictures, featuring characters from A. A. Milne's "Winnie-the-Pooh" stories.
 This film features songs by Carly Simon.
Piglet's Big Movie is a 2003 American animated musical comedy-drama adventure film produced by Walt Disney Feature Animation and animated by Walt Disney Animation (Japan).
 It was released by Walt Disney Pictures on March 21, 2003.
 The film is based upon the characters in the "Winnie-the-Pooh" books written by A. A. Milne.
 It is the second in a recent series of theatrically released "Winnie the Pooh" films, preceded by "The Tigger Movie" (2000) and followed by "Pooh's Heffalump Movie" (2005).
 In the film, Piglet is ashamed of being small and wanders off into the Hundred Acre Woods, leading his friends to form a search party to find him.
Winnie the Pooh and the Blustery Day is a 1968 animated featurette based on the third, fifth, ninth, and tenth chapters from "Winnie-the-Pooh" and the second, eighth, and ninth chapters from "The House at Pooh Corner" by A. A. Milne.
 The featurette was produced by Walt Disney Productions and released by Buena Vista Distribution Company on December 20, 1968 as a double feature with "The Horse in the Gray Flannel Suit".
 This was the second of the studio's Winnie the Pooh shorts.
 It was later added as a segment to the 1977 film "The Many Adventures of Winnie the Pooh".
 The music was written by Richard M. Sherman and Robert B. Sherman.
 It was notable for being the last animated short produced by Walt Disney, who died during its production.
Pooh's Heffalump Halloween Movie is an 2005 American animated direct-to-video film produced by DisneyToon Studios, featuring the characters from Winnie the Pooh franchise.
 This is the first Pooh movie since the death of Paul Winchell and the last in which John Fiedler provides Piglet's voice, as Fiedler died in 2005.
 Nikita Hopkins the voice of Roo was replaced by Jimmy Bennett.
 It followed by a television film produced by Walt Disney Television Animation, "Pooh's Super Sleuth Christmas Movie", released on November 20, 2007, an animated feature served as the episodes of television series "My Friends Tigger & Pooh".
Kyle Stanger (born January 7, 1997 in London, England, United Kingdom) is a British teen actor.
 He was one of over 900 children (including his sister Jade Stanger) who auditioned to star in "Pooh's Heffalump Movie" as the voice of Lumpy the Heffalump, or Heffridge Trompler Brompet Heffalump IV (4th), at the age of five.
 He eventually won the role.
 His performance drew positive reviews, including "Entertainment Weekly" describing Lumpy as "irresistibly voiced by 8-year-old Brit Kyle Stanger" and "New York Times" critic Anita Gates's comment that "adults as well as children may fall in love with Lumpy, partly because he's a sort of roly-poly lavender baby elephant but even more because of the endearing voice and infectious laugh of Kyle Stanger, a very young Briton making his movie and voice-over debut."
My Friends Tigger & Pooh: Super-Duper Super Sleuths is one of three "Winnie the Pooh" films based on the hit Playhouse Disney series "My Friends Tigger & Pooh".
 This is the fifth "Winnie the Pooh" film to feature Lumpy the Heffalump, and was released Straight-to-DVD on April 6, 2010.
 It aired on Playhouse Disney four days after on April 10, 2010.
 The film was produced by Walt Disney Television Animation, with animation production by Polygon Pictures in Japan.
Winnie the Pooh is a 2011 American animated buddy musical comedy film produced by Walt Disney Animation Studios and released by Walt Disney Pictures.
 It is the 51st Disney animated feature film.
 Inspired by A. A. Milne's stories of the same name, the film is part of Disney's "Winnie the Pooh" franchise, the fifth theatrical "Winnie the Pooh" film released, and Walt Disney Animation Studios' second adaptation of "Winnie-the-Pooh" stories.
 Jim Cummings reprises his vocal roles as Winnie the Pooh and Tigger, while series newcomers Travis Oates, Tom Kenny, Craig Ferguson, Bud Luckey, and Kristen Anderson-Lopez provide the voices of Piglet, Rabbit, Owl, Eeyore, and Kanga, respectively.
 In the film, the aforementioned residents of the Hundred Acre Wood embark on a quest to save Christopher Robin from an imaginary culprit while Pooh deals with a hunger for honey.
 The film is directed by Stephen Anderson and Don Hall, adapted from Milne's books by a story team led by Burny Mattinson, produced by Peter Del Vecho, Clark Spencer, John Lasseter, and Craig Sost, and narrated by John Cleese.

Question: Are both Candleshoe and Pooh's Heffalump Movie Walt Disney films?
Answer: yes