英國版

1. Album Version ─ 3:50
2. Hex Hector Radio Mix ─ 4:01
3. Hex Hector Club Mix ─ 10:12


英國限量版

1. Don't Let Me Be the Last to Know (Album Version) ─ 3:50
2. Oops!... I Did It Again (Riprock 'N' Alex G Radio Edit) ─ 3:54
3. Stronger (Mac Quayle Mixshow Edit) ─ 5:21
4. Don't Let Me Be the Last to Know (Music Video)


歐洲版

1. Don't Let Me Be the Last to Know (Album Version) ─ 3:50
2. Don't Let Me Be the Last to Know (Hex Hector Radio Mix) ─ 4:01
3. Don't Let Me Be the Last to Know (Hex Hector Club Mix) ─ 10:12
4. Stronger (Mac Quayle Mixshow Edit) ─ 5:21
5. Stronger (Pablo La Rosa's Transformation) ─ 7:21


日本版

1. Don't Let Me Be the Last to Know" (Album Version) ─ 3:50
2. Don't Let Me Be the Last to Know" (Hex Hector Radio Mix) ─ 4:01
3. Oops!... I Did It Again" (Rodney Jerkins Remix) ─ 3:07
4. Lucky" (Jack D. Elliott Radio Mix) ─ 3:27
5. Stronger" (Miguel 'Migs' Vocal Edit) ─ 3:42
6. Oops!... I Did It Again" (Ospina's Deep Edit) ─ 3:24
7. Oops!... I Did It Again" (Instrumental) ─ 3:30