Bugün öğrendim ki: ABBA'nın "SOS"u, şimdiye kadar hem şarkı adı hem de kredili eylem adının palindrom olduğu tek Billboard Hot 100 single'ı.

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" **SOS** " was the third single from Swedish pop group [ABBA](/wiki/ABBA "ABBA")'s [self-titled 1975 album](/wiki/ABBA_\(album\) "ABBA \( album\)"), their third for [Polar Music](/wiki/Polar_Music "Polar Music") and their second for [Epic](/wiki/Epic_Records "Epic Records") and [Atlantic](/wiki/Atlantic_Records " Atlantic Records").[1] It was released with "Man in the Middle" as the [B-side](/wiki/A-side_and_B-side "A-side and B-side"). [Agnetha Fältskog](/wiki/Agnetha_Fältskog "Agnetha Fältskog"), who sang lead, recorded the song in [Swedish](/wiki/Swedish_language "Swedish language") on her 1975 solo album _[Elva kvinnor i ett hus]( /wiki/Elva_kvinnor_i_ett_hus "Elva kvinnor i ett hus")_.[2] "SOS" was ABBA's first major worldwide hit since "[Waterloo](/wiki/Waterloo_\(ABBA_song\) "Waterloo \(ABBA song\)")".