Bombay Sapphire - I picked up some suggestions for different mixers when I went there.
Here are some
www.bombaysapphire.com/uk/en/cocktails/
the one I liked best was with cranberry juice and a few fresh cranberries floating in it.
You could make any of them with other makes of gin too. 
AIBU To Be So Annoyed at the Stupidity of This
Father's Day Sunday — nobody makes cards for this type of dad




