Fantasy 4ever (Chinese: 煙火的季節; pinyin: yan huo de ji jue; lit.

'Season of Fireworks') is the second Mandarin studio album of Taiwanese Mandopop quartet boy band F4.

It was released on 18 December 2002 by Sony Music Taiwan.

It features "絕不能失去你" (Can't Lose You) for the opening theme and "煙火的季節" (Season of Fireworks) for the ending theme of the 2002 Taiwanese drama series Meteor Garden II respectively; and the Pepsi advertisement theme song "Ask For More" and a Mandarin version of Walt Disney's Lilo & Stitch theme song, "Can't Help Falling in Love".

[3] The album achieved commercial success in Indonesia, having sold over 100,000 copies within two weeks of its official release.