Phoebe Dynevor and Peter Davidson have "split" after a five month "whirlwind romance," according to reports.The Bridgerton star, 26, shocked fans back in February when she was photographed with Ariana Grande's 27 year old ex-fiancé, with the US comedian often seen flying back and forth from the States to visit her. However, it seems there is no bad blood between the pair, with sources claiming their busy work schedules are behind their split.