Pembrokeshire-born Ann Likeman hosted the special Singing for the Brain performance for Alzheimer’s Society last Thursday to help thousands banish the lockdown blues. Critically-acclaimed actress Vicky, whose grandmother had dementia, joined Ann via a video link for the sing-a-long… and  the broadcast has now achieved an audience reach of 210,000, with 1,400 people adding comments. Two other celebrities whose lives have been touched by dementia also supported the event. Scouting For Girls frontman Roy Stride, whose mother had early-onset dementia,…