Woodstock's fowl pals are the exact same species, so they are all lousy flyers. At the time, Woodstock and his bird pals wanted to go hiking towards the summit of "Issue Lobos". Lucy laughs at them and suggests that they are Silly since they are birds and might just fly. https://www.reddit.com/r/beats/comments/1exxd5o/free_happy_type_beat_be_happy_good_vibes_chill/