Andromeda could feel them staring at her, especially the man they called her grandson. She did her best to put it out of her mind, knowing full well she was doing them both a disservice by ignoring the situation at hand. However, this was the first time she was meeting the Malfoys, the other side her now extended family and she was intent on making a good impression.
And if all else failed, she would stay just long enough to be considered appropriate before begging off because of a headache. There was no need to cause any fuss.