On this page you will find the 任性 (電視劇《難哄》主題曲) ringtone in several versions, all free to download. Artist: Mayday. You can choose from 8 versions between 11 and 57 seconds. If you like upbeat, progressive rock and rock ringtones, see the tags below. Two formats are available: .MP3 for Android and other phones and .M4R for iPhone. All ringtones by Mayday are collected on the artist page.