X

X is the 24th letter of the English alphabet. It has been depicted as a Muppet character, on occasion.
Used in various Sesame Street sketches as a prop or concept, the Letter X has also appeared as a Muppet character on multiple occasions, such as being serenaded by Patti LaBelle or as a mystery guest on Mystery Guest.
The letter first sponsored Episode 0006.
==Songs about X==
Xmarksthespot.jpg|"X Marks the Spot!"
MissMyX.jpg|"Oh, How I Miss My X"
2610-XTrain.jpg|"X Train"
3659h.jpg|"If It Weren't for You, X"
CookieXray.jpg|"X - X-Ray Song"
4313g.png|"Hurray for X"
XSalute.png|"X Salute"
DanceBreak-X.png|"The Letter of the Day: X"
==Segments about X==
X-ends.jpg|Words with X
0007.EB.X.jpg|Ernie and Bert: Letter X
Erniex1.jpg|Ernie and Bert: Ernie's X
0010.brandx.jpg|Brand X
Ebtreasure.jpg|X marks the treasure
ErnieBert.Xbandage.jpg|X-ident
SpeechBalloon.Xray.jpg|X - X-ray
AlphonsoX.jpg|The Great Alphonso
SSBrandX.jpg|"Brand X"
CowboyX.jpg|Cowboy X
AlpDancers-X.jpg|Alphabet Dancers
HarveyX.jpg|Harvey Kneeslapper: X Marks the Spot
Xnightsky.JPG|"The Letter X"
ErnieSholaBertX.jpg|Ernie, Bert and Shola talk about X
SandX.jpg|Sand X
Typewriter.X.jpg|The Typewriter: X - X-ray
ConsonantSound-X-Exit.jpg|X - exit
BigBirdXUpsideDown.jpg|Upside-down X
SesameGame show.JPG|Mystery Guest
GroverKermitX.jpg|Grover shows Debo a letter X
AskOscar-X.jpg|Ask Oscar
3139d.jpg|X with colorful triangles
3976zb.jpg|Typeface X
3976p.jpg|X song
3976n.jpg|Stamped and Painted
3976o.jpg|Underwater
4148-Xball.jpg|X-ball
3976za.jpg|Wegman's Dogs
X-on-beach.jpg|X on the Beach
GroverMatthew.X.jpg|Grover watches Matthew type an X
4126r.jpg|The Letter of the Day: X - X-ray
4126s.jpg|Giant X
CutoutX.jpg|Measure of a Letter
Xfiles-natasha.jpg|Baby Talk
4174Letter.jpg|The Letter of the Day: Nest Sale
MurrayX01.jpg|The Letter of the Day: Rap
==Street stories and sketches about X==
3341d.jpg|Rosita has an X to land on when she fliesEpisode 3341
3424c.jpg|X feels uselessEpisode 3424
3659g.jpg|Episode 3659|X decides to quit the alphabetEpisode 3659
3833-sc05.jpg|Mystery XEpisode 3833
3862f.jpg|The Reading ClubEpisode 3862
3894k.jpg|(Letter) X-GamesEpisode 3894
3904h.jpg|Elmo and Snuffy play pirates searching for an XEpisode 3904
4313f.png|The Letter of the Day ShowEpisode 4313
==International X==
XinMexico.jpg|X in Mexico
Xochitl.jpg|Xochitl
LapicitoUpperX.jpg|Lapicito Uppercase X
LapicitoLowerX.jpg|Lapicito Lowercase X
Folge2329-2.jpg|A plane writes the letter X over the Golden Gate Bridge
File:LolaXilófono.jpg|"X - Xilfono"
File:XylophonePiecesX.jpg|A xilifono (xylophone) makes the letter X out of itself. 
==See also==
*Twitter, social media website currently known as X.
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