Rachel Riley has melted hearts after sharing the most adorable video of her baby daughter, Maven, laughing.The short clip sees the little tot - who turns one on 15 December - lying on the bed in a fit of giggles while doting dad Pasha Kovalev repeatedly plants kisses on her."There is literally no better sound than this," tweeted Rachel, later adding on Instagram Stories: "My new favourite baby spam."READ: Rachel Riley reveals future aspirations for daughter MavenWATCH: Rachel Riley shares the