"Forever Lost" is the debut single

Single (music)

In music, a single or record single is a type of release, typically a recording of fewer tracks than an LP or a CD. This can be released for sale to the public in a variety of different formats. In most cases, the single is a song that is released separately from an album, but it can still appear...

 by rock band The Magic Numbers

The Magic Numbers

The Magic Numbers are an English pop rock band comprising two pairs of brothers and sisters from Greenford. The group was formed in 2002, releasing their critically acclaimed debut album titled The Magic Numbers on 13 June 2005...

 and was also released as the lead single

Lead single

A lead single is usually the first single released by a musician or a band before the release of its home album.During the era of the grammophone record, all music arrived in the marketplace as what is now termed a single, one potential hit song backed by an additional song of generally less...

 from the group's self-titled debut album in 2005. Due to the summery feel of the song, it became a popular summer song and it became the group's first Top 20 hit, peaking at #15 on the UK Singles Chart

UK Singles Chart

The UK Singles Chart is compiled by The Official Charts Company on behalf of the British record-industry. The full chart contains the top selling 200 singles in the United Kingdom based upon combined record sales and download numbers, though some media outlets only list the Top 40 or the Top 75 ...

. This is the song that launched the band into the mainstream.

Other popular singles featured on the album include "Love Me Like You" and "Love's A Game".