Christina Aguilera shows off svelte figure at the Time 100 Gala

Christina Aguilera shows off svelte figure at the Time 100 Gala
The singer kept her beauty look toned-down with vintage-inspired platinum waves and a classic red lip. (Jamie McCarthy/Getty Images)

Va-va voom! Christina Aguilera was among the honourees in this year's Time 100 list of Most Influential People in the World. The star celebrated at Time's annual gala in New York City in two curve-hugging outfits that showed off her slimmer look that she revealed last month. -- By Hilary Hagerman