Common chiffchaff one of the first avian signs that spring has returned. Its call is a "hweet", less disyllabic than the "hooeet" of the willow warbler or "hu-it" of the western Bonelli's warbler. The song differs from that of the Iberian chiffchaff, which has a shorter . However, mixed singers occur in the hybridisation zone and elsewhere, and can be difficult to allocate to species. When not singing, the common chiffchaff can be difficult to distinguish from other leaf warblers with greenish upperparts and whitish underparts, particularly the willow warbler. However, that species has a longer primary projection, a sleeker, brighter appearance
I Belong to Me a Record)", and vote for which song would become the second single. It was reported in early September that Simpson had chosen "I Belong to Me" as the second single. In the United States, "I Belong to Me" was made available for airplay at mainstream contemporary hit radio stations on September 26. During the same period, the song debuted at number twenty-five on the "Billboard" Bubbling Under Hot 100 Singles chart and at number ninety-nine on the "Billboard" Pop 100. It spent three non-consecutive weeks on each chart (until early November), peaking at number ten on the former and at