By Lucretia Munro Strictly Come Dancing star Amanda Abbington was embroiled in a bitter war of words with her fiance Jonathan Goodwin as she was heard telling him to ‘f*** off’ on social media. Amanda and former Britain’s Got Talent star Jonathan filmed a video introducing an adorable new addition to their household – a new puppy called Lennon. Filming the video in selfie mode, Amanda was seen cradling their new puppy as Jonathan declared that they have too many dogs. The couple already have four pooches. Jonathan asked Amanda’s followers if they would be willing to take one on, which led to a…