Mr. Tickle's looks
Old look: Orange circle, very long wiggly arms so he has the ability to tickle people and reach things that are quite far away and wears a blue bowler hat.
New look: Orange circle, blue bowler hat with dark blue stripe, and normal sized arms but he still has the ability to stretch them to make them very long and wiggly.
Mr. Happy's looks
Old look: Yellow circle.
New look: Same as the old look but smaller limbs.
Mr. Nosey's looks
Old look: Dark green oval shape and had a very long nose like a sausage.
New look: Lighter green pair-shape similar to Mr. Greedy's shape, has an orange oval nose, black necktie and has a Charlie Brown-style curl of hair.
Mr. Bump's looks
Old look: Light blue circle but sometimes a dark blue circle with either five or six white bandages wrapped around both his head and his body.
New look: Same light blue circle with five white bandages wrapped around both his head and his body but, even though it was never shown, one of his bandages around his body was removed, however, almost every show and episode he appeared in showed him with a total of only five bandages wrapped around him.
Mr. Messy's looks
Old look: Pink scribble shape with scribbly limbs scribbly feet, had no eyebrows and had no shoes.
New look: Same pink scribble shape with a more solid fully round shaped body, a black unibrow and has dirty and untied blue and white sneakers.
Mr. Small's looks
Old look: Red circle, wears a blue bowler hat and had no shoes.
New look: Orange egg, wears a tall black top hat with a dark grey stripe around it and he now has a pair of plain white sneakers which are similar to Little Miss Calamity's plain white sneakers.
Mr. Jelly/Nervous's looks
Old look: Fuchsia wobbly jelly shape.
New look: Purple egg, glasses, cyan nose, black and white sneakers. Name changed to Mr. Nervous in both US and UK broadcasts.
Mr. Noisy's looks
Old look: Red circle, brown shoes.
New look: Same as the old look, hands are thinner.
Mr. Lazy's looks
Old look: Light pink baked bean shape and wears a blue bowler hat.
New look: Light green human shape, wears a pink newsboy style cap which covers his eyes, has a slightly darker green oval nose, has long feet and he now wears a pair of socks which have dark blue and red stripes and a pair of brown flip flops.
Mr. Funny's looks
Old look: Light green circle, has a small round red clown nose, wears a yellow top hat with blue stripe around with a daisy attached to it, wears yellow gloves and has no bowtie and has red and white clown shoes.
New look: More slightly darker green oval shape, similar to Mr. Stubborn, Little Miss Whoops, Little Miss Helpful and Little Miss Naughty, has a bigger red oval clown nose which has lines on it similar to Mr. Rude's nose, a yellow bent top hat with a dark blue stripe around it and no longer has a daisy attached to his top hat and he no longer wears gloves, wears a white bowtie with red polka dots on it, and wears slightly longer red and white clown shoes. He no longer speaks so he uses a bicycle trumpet to make honking noises which he uses to communicate to people instead which makes him a proper clown.
Mr. Fussy's looks
Old look: Dark green oval, yellow nose, neatly-combed stringy black hair, stringy black moustache attached to his nose, has a visible mouth and orange shoes.
New look: Slightly more light green pickle shape with yellow oval nose, neatly combed slightly darker green hair, Luigi-style moustache attached to his nose, has no visible mouth, glasses, black bowtie and dark brown pointed shoes and his name was changed to Mr. Pernickety/Persnickety, only, in the UK and US versions in Season 1 but in both the UK and US versions in Season 2, his name was changed back to his original name, Mr. Fussy and he now a dark green pickle shape with the same features as he had in Season 1.
Mr. Bounce's looks
Old look: Small yellow rubber ball-like circle and pink bowler hat.
New look: Bigger yellow circle and dark pink bowler hat with a light pink stripe.
Mr. Strong's looks
Old look: Red square and green cowboy hat.
New look: Red upside down round cornered triangle, no cowboy hat, muscles, and brown weightlifters belt with yellow buckle.
Mr. Grumpy's looks
Old look: Blue rectangle, dark blue oval nose and light green top hat.
New look: Same blue rectangle, dark blue oval nose with lines on it, a black unibrow and dark green crooked hat with a lighter green stripe.
Mr. Quiet's looks
Old look: Light brown circle, matching color nose and has five hairs sticking out of his head.
New look: Light blue egg, lighter blue nose, a black unibrow and two hairs sticking out of his head.
Mr. Tall's looks
Old look: Blue circle with very long legs, no hat and brown shoes with swirls and shoelaces on them.
New look: Dark blue circle, brown hat with yellow stripe, slightly shorter in height and brown shoes with no swirls and shoelaces on them.
Mr. Rude's looks
Old look: Red round triangle, dark red oval nose, no hair, no shoes and a black top hat.
New look: Same red rounded triangle, brown oval nose with small lines on it, and now has three hairs and light brown and dark brown shoes that replaced his hat.
Mr. Stubborn's looks
Old look: Possibly a Little Miss originally called Little Miss Stubborn. Purple circle with matching stringy purple or black hair, blue circular nose and blue clip shoes.
New look: Now a male character. Purple oval, yellow traingle nose, a black unibrow, has two black hairs and has no shoes.
Mr. Scatterbrain's looks
Old look: Possibly a Little Miss originally called Little Miss Scatterbrain. Red circle, big matching red oval nose, green hat with yellow ribbon that covers the eyes, indigo heel boots and green purse.
New look: Now a male character. Magenta pair shape, has visible eyes, large pink oval nose, slightly longer feet, blue bowler hat with a darker blue stripe which is the same as Mr. Tickle's bowler hat, has a unibrow and no shoes.