After the Great Hall hair-growth prank, Sirius receives an unwelcome invitation from his cousin Bellatrix to attend a family tea on his birthday. While Remus misses the celebration due to the full moon, Sirius spends more and more time secretly reading textbooks aloud to help his friend’s grades soar. Their friendship deepens further when they bond over Sirius’s prized muggle record collection—especially his Beatles albums—sparking conversations about music, culture, and the contrast between their worlds.