- "If U See Amy" — 3:37
- "If U Seek Amy" — 3:36
- "If U Seek Amy" (Instrumental) — 3:30
- "If U See Amy" (a cappella) — 3:36
- "If U Seek Amy" (a cappella) — 3:37
- "If U See Amy" (US Radio Edit) — 3:20
- US Lightscribe promo CD 3
- "If U Seek Amy" (Crookers Remix) — 4:29
- "If U Seek Amy" (Mike Rizzo Funk Generation Club Mix) — 7:52
- "If U Seek Amy" (Weird Tapes Club Mix) — 5:15
- "If U Seek Amy" (Junior Vasquez Big Room Mix) — 9:43
- "If U Seek Amy" (U-Tern Remix) — 6:10
- "If U Seek Amy" (Doug Grayson Club Mix) — 5:18
- "If U Seek Amy" — 3:37
- "Circus" (Joe Bermudez Radio Remix) — 3:43
- "If U Seek Amy" — 3:38
- "If U Seek Amy" (Bimbo Jones Radio Remix) — 2:57
- "If U Seek Amy" (Crookers Remix) — 4:29
- "If U Seek Amy" (U-Tern Remix) — 6:10
- "If U Seek Amy" (Enhanced Video)
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- "If U Seek Amy" (Crookers Remix) — 4:29
- "If U Seek Amy" (Mike Rizzo Funk Generation Club Mix) — 7:52
- "If U Seek Amy" (Weird Tapes Club Mix) — 5:15
- "If U Seek Amy" (Junior Vasquez Big Room Mix) — 9:43
- "If U Seek Amy" (U-Tern Remix) — 6:10
- "If U Seek Amy" (Doug Grayson Club Mix) — 5:18
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- The Singles Collection box set single
- "If U Seek Amy" — 3:38
- "If U Seek Amy" (Crookers Remix) — 4:29
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