def willoughby_wallaby(name):
    """
    A function that converts the first letter(s) of your name to a "W"

    :param name: Your name
    :return: Your name, with the first one or two letters replaced with a "W"
    """

    # A list of all the likely consonant blends
    consonant_blends = ["bl", "br", "ch", "ck", "cl", "cr",
                        "dr", "fl", "fr", "gh", "gl", "gr",
                        "ng", "ph", "pl", "pr", "qu", "sc",
                        "sh", "sk", "sl", "sm", "sn", "sp",
                        "st", "sw", "th", "tr", "tw", "wh", "wr"]

    if name[0:2].lower() in consonant_blends:   # if the first two letters are in the list above
        new_name = "W" + name[2:]               # Replace the first two letters
    else:
        new_name = "W" + name[1:]               # Else just replace the first letter
    return new_name                             # Return the modified name